Home / 113,326.20-156,385.32-62,335.70

Finding the Fourth Proportional to 113,326.20, 156,385.32 and 62,335.70

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Solution

The fourth proportional to 113,326.20, 156,385.32 and 62,335.70 is: 86,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326.20 : 156,385.32 = 62,335.70 : x
  2. Step 2: Convert to fraction form
    113,326.20/156,385.32 = 62,335.70/x
  3. Step 3: Cross multiply
    113,326.20x = 156,385.32 × 62,335.70
  4. Step 4: Simplify right side
    113,326.20x = 9,748,387,610.00
  5. Step 5: Solve for x
    x = 9,748,387,610.00/113,326.20
  6. Step 6: Final answer
    x = 86,020.60

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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.