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Finding the Fourth Proportional to 65,443.68, 98,027.60 and 29,934.90

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Solution

The fourth proportional to 65,443.68, 98,027.60 and 29,934.90 is: 44,839.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,443.68 : 98,027.60 = 29,934.90 : x
  2. Step 2: Convert to fraction form
    65,443.68/98,027.60 = 29,934.90/x
  3. Step 3: Cross multiply
    65,443.68x = 98,027.60 × 29,934.90
  4. Step 4: Simplify right side
    65,443.68x = 2,934,446,403.24
  5. Step 5: Solve for x
    x = 2,934,446,403.24/65,443.68
  6. Step 6: Final answer
    x = 44,839.26

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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.