Home / 113,317.88-156,382.11-62,327.97

Finding the Fourth Proportional to 113,317.88, 156,382.11 and 62,327.97

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Solution

The fourth proportional to 113,317.88, 156,382.11 and 62,327.97 is: 86,014.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,317.88 : 156,382.11 = 62,327.97 : x
  2. Step 2: Convert to fraction form
    113,317.88/156,382.11 = 62,327.97/x
  3. Step 3: Cross multiply
    113,317.88x = 156,382.11 × 62,327.97
  4. Step 4: Simplify right side
    113,317.88x = 9,746,979,460.62
  5. Step 5: Solve for x
    x = 9,746,979,460.62/113,317.88
  6. Step 6: Final answer
    x = 86,014.49

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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.