Home / 64,177.92-96,265.26-17,431.20

Finding the Fourth Proportional to 64,177.92, 96,265.26 and 17,431.20

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Solution

The fourth proportional to 64,177.92, 96,265.26 and 17,431.20 is: 26,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,177.92 : 96,265.26 = 17,431.20 : x
  2. Step 2: Convert to fraction form
    64,177.92/96,265.26 = 17,431.20/x
  3. Step 3: Cross multiply
    64,177.92x = 96,265.26 × 17,431.20
  4. Step 4: Simplify right side
    64,177.92x = 1,678,019,000.11
  5. Step 5: Solve for x
    x = 1,678,019,000.11/64,177.92
  6. Step 6: Final answer
    x = 26,146.36

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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.