Home / 150,614.20-226,010.90-57,129.40

Finding the Fourth Proportional to 150,614.20, 226,010.90 and 57,129.40

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Solution

The fourth proportional to 150,614.20, 226,010.90 and 57,129.40 is: 85,728.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,614.20 : 226,010.90 = 57,129.40 : x
  2. Step 2: Convert to fraction form
    150,614.20/226,010.90 = 57,129.40/x
  3. Step 3: Cross multiply
    150,614.20x = 226,010.90 × 57,129.40
  4. Step 4: Simplify right side
    150,614.20x = 12,911,867,110.46
  5. Step 5: Solve for x
    x = 12,911,867,110.46/150,614.20
  6. Step 6: Final answer
    x = 85,728.09

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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.