Home / 113,713.64-156,917.72-62,726.96

Finding the Fourth Proportional to 113,713.64, 156,917.72 and 62,726.96

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Solution

The fourth proportional to 113,713.64, 156,917.72 and 62,726.96 is: 86,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,713.64 : 156,917.72 = 62,726.96 : x
  2. Step 2: Convert to fraction form
    113,713.64/156,917.72 = 62,726.96/x
  3. Step 3: Cross multiply
    113,713.64x = 156,917.72 × 62,726.96
  4. Step 4: Simplify right side
    113,713.64x = 9,842,971,545.73
  5. Step 5: Solve for x
    x = 9,842,971,545.73/113,713.64
  6. Step 6: Final answer
    x = 86,559.29

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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.