Home / 150,057.20-225,086.34-61,310.90

Finding the Fourth Proportional to 150,057.20, 225,086.34 and 61,310.90

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Solution

The fourth proportional to 150,057.20, 225,086.34 and 61,310.90 is: 91,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,057.20 : 225,086.34 = 61,310.90 : x
  2. Step 2: Convert to fraction form
    150,057.20/225,086.34 = 61,310.90/x
  3. Step 3: Cross multiply
    150,057.20x = 225,086.34 × 61,310.90
  4. Step 4: Simplify right side
    150,057.20x = 13,800,246,083.11
  5. Step 5: Solve for x
    x = 13,800,246,083.11/150,057.20
  6. Step 6: Final answer
    x = 91,966.57

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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.