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Finding the Fourth Proportional to 177,361.52, 266,086.02 and 52,702.52

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Solution

The fourth proportional to 177,361.52, 266,086.02 and 52,702.52 is: 79,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,361.52 : 266,086.02 = 52,702.52 : x
  2. Step 2: Convert to fraction form
    177,361.52/266,086.02 = 52,702.52/x
  3. Step 3: Cross multiply
    177,361.52x = 266,086.02 × 52,702.52
  4. Step 4: Simplify right side
    177,361.52x = 14,023,403,790.77
  5. Step 5: Solve for x
    x = 14,023,403,790.77/177,361.52
  6. Step 6: Final answer
    x = 79,066.78

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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.