Home / 78,442.24-108,246.13-44,451.13

Finding the Fourth Proportional to 78,442.24, 108,246.13 and 44,451.13

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Solution

The fourth proportional to 78,442.24, 108,246.13 and 44,451.13 is: 61,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,442.24 : 108,246.13 = 44,451.13 : x
  2. Step 2: Convert to fraction form
    78,442.24/108,246.13 = 44,451.13/x
  3. Step 3: Cross multiply
    78,442.24x = 108,246.13 × 44,451.13
  4. Step 4: Simplify right side
    78,442.24x = 4,811,662,796.63
  5. Step 5: Solve for x
    x = 4,811,662,796.63/78,442.24
  6. Step 6: Final answer
    x = 61,340.20

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Half scale
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Double scale
Find fourth proportional to 78,443.24, 108,247.51 and 44,452.13
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.