Home / 113,251.31-156,287.85-62,264.40

Finding the Fourth Proportional to 113,251.31, 156,287.85 and 62,264.40

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Solution

The fourth proportional to 113,251.31, 156,287.85 and 62,264.40 is: 85,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,251.31 : 156,287.85 = 62,264.40 : x
  2. Step 2: Convert to fraction form
    113,251.31/156,287.85 = 62,264.40/x
  3. Step 3: Cross multiply
    113,251.31x = 156,287.85 × 62,264.40
  4. Step 4: Simplify right side
    113,251.31x = 9,731,169,207.54
  5. Step 5: Solve for x
    x = 9,731,169,207.54/113,251.31
  6. Step 6: Final answer
    x = 85,925.44

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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.