Home / 113,462.61-156,577.11-62,474.28

Finding the Fourth Proportional to 113,462.61, 156,577.11 and 62,474.28

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Solution

The fourth proportional to 113,462.61, 156,577.11 and 62,474.28 is: 86,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,462.61 : 156,577.11 = 62,474.28 : x
  2. Step 2: Convert to fraction form
    113,462.61/156,577.11 = 62,474.28/x
  3. Step 3: Cross multiply
    113,462.61x = 156,577.11 × 62,474.28
  4. Step 4: Simplify right side
    113,462.61x = 9,782,042,211.73
  5. Step 5: Solve for x
    x = 9,782,042,211.73/113,462.61
  6. Step 6: Final answer
    x = 86,213.80

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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.