Home / 64,082.24-96,031.20-36,321.60

Finding the Fourth Proportional to 64,082.24, 96,031.20 and 36,321.60

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Solution

The fourth proportional to 64,082.24, 96,031.20 and 36,321.60 is: 54,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,082.24 : 96,031.20 = 36,321.60 : x
  2. Step 2: Convert to fraction form
    64,082.24/96,031.20 = 36,321.60/x
  3. Step 3: Cross multiply
    64,082.24x = 96,031.20 × 36,321.60
  4. Step 4: Simplify right side
    64,082.24x = 3,488,006,833.92
  5. Step 5: Solve for x
    x = 3,488,006,833.92/64,082.24
  6. Step 6: Final answer
    x = 54,430.16

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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.