Home / 150,834.30-226,300.67-71,938.28

Finding the Fourth Proportional to 150,834.30, 226,300.67 and 71,938.28

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Solution

The fourth proportional to 150,834.30, 226,300.67 and 71,938.28 is: 107,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,834.30 : 226,300.67 = 71,938.28 : x
  2. Step 2: Convert to fraction form
    150,834.30/226,300.67 = 71,938.28/x
  3. Step 3: Cross multiply
    150,834.30x = 226,300.67 × 71,938.28
  4. Step 4: Simplify right side
    150,834.30x = 16,279,679,471.45
  5. Step 5: Solve for x
    x = 16,279,679,471.45/150,834.30
  6. Step 6: Final answer
    x = 107,930.88

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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.