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Finding the Fourth Proportional to 177,380.92, 266,206.74 and 65,167.48

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Solution

The fourth proportional to 177,380.92, 266,206.74 and 65,167.48 is: 97,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,380.92 : 266,206.74 = 65,167.48 : x
  2. Step 2: Convert to fraction form
    177,380.92/266,206.74 = 65,167.48/x
  3. Step 3: Cross multiply
    177,380.92x = 266,206.74 × 65,167.48
  4. Step 4: Simplify right side
    177,380.92x = 17,348,022,404.82
  5. Step 5: Solve for x
    x = 17,348,022,404.82/177,380.92
  6. Step 6: Final answer
    x = 97,800.95

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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.