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Finding the Fourth Proportional to 82,612.80, 114,005.88 and 44,886.24

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Solution

The fourth proportional to 82,612.80, 114,005.88 and 44,886.24 is: 61,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,612.80 : 114,005.88 = 44,886.24 : x
  2. Step 2: Convert to fraction form
    82,612.80/114,005.88 = 44,886.24/x
  3. Step 3: Cross multiply
    82,612.80x = 114,005.88 × 44,886.24
  4. Step 4: Simplify right side
    82,612.80x = 5,117,295,291.09
  5. Step 5: Solve for x
    x = 5,117,295,291.09/82,612.80
  6. Step 6: Final answer
    x = 61,943.13

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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.