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Finding the Fourth Proportional to 181,209.60, 271,775.52 and 56,482.56

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Solution

The fourth proportional to 181,209.60, 271,775.52 and 56,482.56 is: 84,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,209.60 : 271,775.52 = 56,482.56 : x
  2. Step 2: Convert to fraction form
    181,209.60/271,775.52 = 56,482.56/x
  3. Step 3: Cross multiply
    181,209.60x = 271,775.52 × 56,482.56
  4. Step 4: Simplify right side
    181,209.60x = 15,350,577,114.93
  5. Step 5: Solve for x
    x = 15,350,577,114.93/181,209.60
  6. Step 6: Final answer
    x = 84,711.72

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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.