Home / 113,766.35-156,996.29-62,779.48

Finding the Fourth Proportional to 113,766.35, 156,996.29 and 62,779.48

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Solution

The fourth proportional to 113,766.35, 156,996.29 and 62,779.48 is: 86,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,766.35 : 156,996.29 = 62,779.48 : x
  2. Step 2: Convert to fraction form
    113,766.35/156,996.29 = 62,779.48/x
  3. Step 3: Cross multiply
    113,766.35x = 156,996.29 × 62,779.48
  4. Step 4: Simplify right side
    113,766.35x = 9,856,145,212.59
  5. Step 5: Solve for x
    x = 9,856,145,212.59/113,766.35
  6. Step 6: Final answer
    x = 86,634.98

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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.