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Finding the Fourth Proportional to 181,462.60, 271,902.30 and 151,719.40

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Solution

The fourth proportional to 181,462.60, 271,902.30 and 151,719.40 is: 227,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,462.60 : 271,902.30 = 151,719.40 : x
  2. Step 2: Convert to fraction form
    181,462.60/271,902.30 = 151,719.40/x
  3. Step 3: Cross multiply
    181,462.60x = 271,902.30 × 151,719.40
  4. Step 4: Simplify right side
    181,462.60x = 41,252,853,814.62
  5. Step 5: Solve for x
    x = 41,252,853,814.62/181,462.60
  6. Step 6: Final answer
    x = 227,335.30

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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.