Home / 113,717.59-156,932.10-62,729.42

Finding the Fourth Proportional to 113,717.59, 156,932.10 and 62,729.42

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Solution

The fourth proportional to 113,717.59, 156,932.10 and 62,729.42 is: 86,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,717.59 : 156,932.10 = 62,729.42 : x
  2. Step 2: Convert to fraction form
    113,717.59/156,932.10 = 62,729.42/x
  3. Step 3: Cross multiply
    113,717.59x = 156,932.10 × 62,729.42
  4. Step 4: Simplify right side
    113,717.59x = 9,844,258,827.72
  5. Step 5: Solve for x
    x = 9,844,258,827.72/113,717.59
  6. Step 6: Final answer
    x = 86,567.60

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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.