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Finding the Fourth Proportional to 177,385.52, 266,122.02 and 52,726.52

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Solution

The fourth proportional to 177,385.52, 266,122.02 and 52,726.52 is: 79,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,385.52 : 266,122.02 = 52,726.52 : x
  2. Step 2: Convert to fraction form
    177,385.52/266,122.02 = 52,726.52/x
  3. Step 3: Cross multiply
    177,385.52x = 266,122.02 × 52,726.52
  4. Step 4: Simplify right side
    177,385.52x = 14,031,688,009.97
  5. Step 5: Solve for x
    x = 14,031,688,009.97/177,385.52
  6. Step 6: Final answer
    x = 79,102.78

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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.