Home / 134,442.66-185,529.85-74,014.33

Finding the Fourth Proportional to 134,442.66, 185,529.85 and 74,014.33

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Solution

The fourth proportional to 134,442.66, 185,529.85 and 74,014.33 is: 102,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,442.66 : 185,529.85 = 74,014.33 : x
  2. Step 2: Convert to fraction form
    134,442.66/185,529.85 = 74,014.33/x
  3. Step 3: Cross multiply
    134,442.66x = 185,529.85 × 74,014.33
  4. Step 4: Simplify right side
    134,442.66x = 13,731,867,542.75
  5. Step 5: Solve for x
    x = 13,731,867,542.75/134,442.66
  6. Step 6: Final answer
    x = 102,139.21

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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.