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Finding the Fourth Proportional to 177,606.50, 266,541.24 and 84,112.52

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Solution

The fourth proportional to 177,606.50, 266,541.24 and 84,112.52 is: 126,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,606.50 : 266,541.24 = 84,112.52 : x
  2. Step 2: Convert to fraction form
    177,606.50/266,541.24 = 84,112.52/x
  3. Step 3: Cross multiply
    177,606.50x = 266,541.24 × 84,112.52
  4. Step 4: Simplify right side
    177,606.50x = 22,419,455,380.32
  5. Step 5: Solve for x
    x = 22,419,455,380.32/177,606.50
  6. Step 6: Final answer
    x = 126,231.05

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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.