Home / 107,049.24-147,743.46-64,613.88

Finding the Fourth Proportional to 107,049.24, 147,743.46 and 64,613.88

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Solution

The fourth proportional to 107,049.24, 147,743.46 and 64,613.88 is: 89,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,049.24 : 147,743.46 = 64,613.88 : x
  2. Step 2: Convert to fraction form
    107,049.24/147,743.46 = 64,613.88/x
  3. Step 3: Cross multiply
    107,049.24x = 147,743.46 × 64,613.88
  4. Step 4: Simplify right side
    107,049.24x = 9,546,278,195.22
  5. Step 5: Solve for x
    x = 9,546,278,195.22/107,049.24
  6. Step 6: Final answer
    x = 89,176.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.