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Finding the Fourth Proportional to 181,253.20, 271,342.20 and 134,712.40

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Solution

The fourth proportional to 181,253.20, 271,342.20 and 134,712.40 is: 201,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,253.20 : 271,342.20 = 134,712.40 : x
  2. Step 2: Convert to fraction form
    181,253.20/271,342.20 = 134,712.40/x
  3. Step 3: Cross multiply
    181,253.20x = 271,342.20 × 134,712.40
  4. Step 4: Simplify right side
    181,253.20x = 36,553,158,983.28
  5. Step 5: Solve for x
    x = 36,553,158,983.28/181,253.20
  6. Step 6: Final answer
    x = 201,669.04

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1.5x scale

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.