Home / 113,163.66-156,166.92-62,177.46

Finding the Fourth Proportional to 113,163.66, 156,166.92 and 62,177.46

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Solution

The fourth proportional to 113,163.66, 156,166.92 and 62,177.46 is: 85,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,163.66 : 156,166.92 = 62,177.46 : x
  2. Step 2: Convert to fraction form
    113,163.66/156,166.92 = 62,177.46/x
  3. Step 3: Cross multiply
    113,163.66x = 156,166.92 × 62,177.46
  4. Step 4: Simplify right side
    113,163.66x = 9,710,062,421.62
  5. Step 5: Solve for x
    x = 9,710,062,421.62/113,163.66
  6. Step 6: Final answer
    x = 85,805.48

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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.