Home / 177,370.05-266,219.10-88,687.20

Finding the Fourth Proportional to 177,370.05, 266,219.10 and 88,687.20

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Solution

The fourth proportional to 177,370.05, 266,219.10 and 88,687.20 is: 133,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,370.05 : 266,219.10 = 88,687.20 : x
  2. Step 2: Convert to fraction form
    177,370.05/266,219.10 = 88,687.20/x
  3. Step 3: Cross multiply
    177,370.05x = 266,219.10 × 88,687.20
  4. Step 4: Simplify right side
    177,370.05x = 23,610,226,565.52
  5. Step 5: Solve for x
    x = 23,610,226,565.52/177,370.05
  6. Step 6: Final answer
    x = 133,112.81

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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.