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Finding the Fourth Proportional to 271,157.88, 406,605.60 and 93,602.64

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Solution

The fourth proportional to 271,157.88, 406,605.60 and 93,602.64 is: 140,358.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,157.88 : 406,605.60 = 93,602.64 : x
  2. Step 2: Convert to fraction form
    271,157.88/406,605.60 = 93,602.64/x
  3. Step 3: Cross multiply
    271,157.88x = 406,605.60 × 93,602.64
  4. Step 4: Simplify right side
    271,157.88x = 38,059,357,598.78
  5. Step 5: Solve for x
    x = 38,059,357,598.78/271,157.88
  6. Step 6: Final answer
    x = 140,358.66

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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.