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Finding the Fourth Proportional to 181,204.40, 271,806.60 and 56,545.40

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Solution

The fourth proportional to 181,204.40, 271,806.60 and 56,545.40 is: 84,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,204.40 : 271,806.60 = 56,545.40 : x
  2. Step 2: Convert to fraction form
    181,204.40/271,806.60 = 56,545.40/x
  3. Step 3: Cross multiply
    181,204.40x = 271,806.60 × 56,545.40
  4. Step 4: Simplify right side
    181,204.40x = 15,369,412,919.64
  5. Step 5: Solve for x
    x = 15,369,412,919.64/181,204.40
  6. Step 6: Final answer
    x = 84,818.10

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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.