Home / 113,463.11-156,577.80-62,474.78

Finding the Fourth Proportional to 113,463.11, 156,577.80 and 62,474.78

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Solution

The fourth proportional to 113,463.11, 156,577.80 and 62,474.78 is: 86,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,463.11 : 156,577.80 = 62,474.78 : x
  2. Step 2: Convert to fraction form
    113,463.11/156,577.80 = 62,474.78/x
  3. Step 3: Cross multiply
    113,463.11x = 156,577.80 × 62,474.78
  4. Step 4: Simplify right side
    113,463.11x = 9,782,162,825.00
  5. Step 5: Solve for x
    x = 9,782,162,825.00/113,463.11
  6. Step 6: Final answer
    x = 86,214.48

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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.