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Finding the Fourth Proportional to 165,469.52, 247,986.25 and 65,575.26

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Solution

The fourth proportional to 165,469.52, 247,986.25 and 65,575.26 is: 98,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,469.52 : 247,986.25 = 65,575.26 : x
  2. Step 2: Convert to fraction form
    165,469.52/247,986.25 = 65,575.26/x
  3. Step 3: Cross multiply
    165,469.52x = 247,986.25 × 65,575.26
  4. Step 4: Simplify right side
    165,469.52x = 16,261,762,656.24
  5. Step 5: Solve for x
    x = 16,261,762,656.24/165,469.52
  6. Step 6: Final answer
    x = 98,276.48

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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.