Home / 124,375.68-186,561.60-30,882.24

Finding the Fourth Proportional to 124,375.68, 186,561.60 and 30,882.24

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Solution

The fourth proportional to 124,375.68, 186,561.60 and 30,882.24 is: 46,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,375.68 : 186,561.60 = 30,882.24 : x
  2. Step 2: Convert to fraction form
    124,375.68/186,561.60 = 30,882.24/x
  3. Step 3: Cross multiply
    124,375.68x = 186,561.60 × 30,882.24
  4. Step 4: Simplify right side
    124,375.68x = 5,761,440,105.98
  5. Step 5: Solve for x
    x = 5,761,440,105.98/124,375.68
  6. Step 6: Final answer
    x = 46,322.88

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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.