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Finding the Fourth Proportional to 271,029.96, 406,609.53 and 93,538.50

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Solution

The fourth proportional to 271,029.96, 406,609.53 and 93,538.50 is: 140,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,029.96 : 406,609.53 = 93,538.50 : x
  2. Step 2: Convert to fraction form
    271,029.96/406,609.53 = 93,538.50/x
  3. Step 3: Cross multiply
    271,029.96x = 406,609.53 × 93,538.50
  4. Step 4: Simplify right side
    271,029.96x = 38,033,645,521.91
  5. Step 5: Solve for x
    x = 38,033,645,521.91/271,029.96
  6. Step 6: Final answer
    x = 140,330.04

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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.