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Finding the Fourth Proportional to 271,167.26, 406,619.66 and 93,612.02

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Solution

The fourth proportional to 271,167.26, 406,619.66 and 93,612.02 is: 140,372.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,167.26 : 406,619.66 = 93,612.02 : x
  2. Step 2: Convert to fraction form
    271,167.26/406,619.66 = 93,612.02/x
  3. Step 3: Cross multiply
    271,167.26x = 406,619.66 × 93,612.02
  4. Step 4: Simplify right side
    271,167.26x = 38,064,485,243.15
  5. Step 5: Solve for x
    x = 38,064,485,243.15/271,167.26
  6. Step 6: Final answer
    x = 140,372.72

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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.