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Finding the Fourth Proportional to 65,884.59, 98,845.34 and 26,469.38

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Solution

The fourth proportional to 65,884.59, 98,845.34 and 26,469.38 is: 39,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,884.59 : 98,845.34 = 26,469.38 : x
  2. Step 2: Convert to fraction form
    65,884.59/98,845.34 = 26,469.38/x
  3. Step 3: Cross multiply
    65,884.59x = 98,845.34 × 26,469.38
  4. Step 4: Simplify right side
    65,884.59x = 2,616,375,054.90
  5. Step 5: Solve for x
    x = 2,616,375,054.90/65,884.59
  6. Step 6: Final answer
    x = 39,711.49

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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.