Home / 151,008.89-226,309.20-66,754.72

Finding the Fourth Proportional to 151,008.89, 226,309.20 and 66,754.72

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Solution

The fourth proportional to 151,008.89, 226,309.20 and 66,754.72 is: 100,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,008.89 : 226,309.20 = 66,754.72 : x
  2. Step 2: Convert to fraction form
    151,008.89/226,309.20 = 66,754.72/x
  3. Step 3: Cross multiply
    151,008.89x = 226,309.20 × 66,754.72
  4. Step 4: Simplify right side
    151,008.89x = 15,107,206,147.88
  5. Step 5: Solve for x
    x = 15,107,206,147.88/151,008.89
  6. Step 6: Final answer
    x = 100,041.83

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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.