Home / 113,366.80-156,449.92-62,385.36

Finding the Fourth Proportional to 113,366.80, 156,449.92 and 62,385.36

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Solution

The fourth proportional to 113,366.80, 156,449.92 and 62,385.36 is: 86,093.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,366.80 : 156,449.92 = 62,385.36 : x
  2. Step 2: Convert to fraction form
    113,366.80/156,449.92 = 62,385.36/x
  3. Step 3: Cross multiply
    113,366.80x = 156,449.92 × 62,385.36
  4. Step 4: Simplify right side
    113,366.80x = 9,760,184,581.17
  5. Step 5: Solve for x
    x = 9,760,184,581.17/113,366.80
  6. Step 6: Final answer
    x = 86,093.85

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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.