Home / 165,128.48-247,679.76-59,971.04

Finding the Fourth Proportional to 165,128.48, 247,679.76 and 59,971.04

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Solution

The fourth proportional to 165,128.48, 247,679.76 and 59,971.04 is: 89,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,128.48 : 247,679.76 = 59,971.04 : x
  2. Step 2: Convert to fraction form
    165,128.48/247,679.76 = 59,971.04/x
  3. Step 3: Cross multiply
    165,128.48x = 247,679.76 × 59,971.04
  4. Step 4: Simplify right side
    165,128.48x = 14,853,612,794.15
  5. Step 5: Solve for x
    x = 14,853,612,794.15/165,128.48
  6. Step 6: Final answer
    x = 89,951.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.