Home / 113,151.31-156,148.86-62,167.32

Finding the Fourth Proportional to 113,151.31, 156,148.86 and 62,167.32

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Solution

The fourth proportional to 113,151.31, 156,148.86 and 62,167.32 is: 85,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,151.31 : 156,148.86 = 62,167.32 : x
  2. Step 2: Convert to fraction form
    113,151.31/156,148.86 = 62,167.32/x
  3. Step 3: Cross multiply
    113,151.31x = 156,148.86 × 62,167.32
  4. Step 4: Simplify right side
    113,151.31x = 9,707,356,147.26
  5. Step 5: Solve for x
    x = 9,707,356,147.26/113,151.31
  6. Step 6: Final answer
    x = 85,790.93

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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.