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Finding the Fourth Proportional to 251,737.80, 377,516.71 and 83,227.02

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Solution

The fourth proportional to 251,737.80, 377,516.71 and 83,227.02 is: 124,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,737.80 : 377,516.71 = 83,227.02 : x
  2. Step 2: Convert to fraction form
    251,737.80/377,516.71 = 83,227.02/x
  3. Step 3: Cross multiply
    251,737.80x = 377,516.71 × 83,227.02
  4. Step 4: Simplify right side
    251,737.80x = 31,419,590,773.50
  5. Step 5: Solve for x
    x = 31,419,590,773.50/251,737.80
  6. Step 6: Final answer
    x = 124,810.78

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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.