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Finding the Fourth Proportional to 109,468.26, 151,066.20 and 59,167.26

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Solution

The fourth proportional to 109,468.26, 151,066.20 and 59,167.26 is: 81,650.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,468.26 : 151,066.20 = 59,167.26 : x
  2. Step 2: Convert to fraction form
    109,468.26/151,066.20 = 59,167.26/x
  3. Step 3: Cross multiply
    109,468.26x = 151,066.20 × 59,167.26
  4. Step 4: Simplify right side
    109,468.26x = 8,938,172,081.44
  5. Step 5: Solve for x
    x = 8,938,172,081.44/109,468.26
  6. Step 6: Final answer
    x = 81,650.81

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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.