Home / 64,258.20-96,387.30-45,231.30

Finding the Fourth Proportional to 64,258.20, 96,387.30 and 45,231.30

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Solution

The fourth proportional to 64,258.20, 96,387.30 and 45,231.30 is: 67,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,258.20 : 96,387.30 = 45,231.30 : x
  2. Step 2: Convert to fraction form
    64,258.20/96,387.30 = 45,231.30/x
  3. Step 3: Cross multiply
    64,258.20x = 96,387.30 × 45,231.30
  4. Step 4: Simplify right side
    64,258.20x = 4,359,722,882.49
  5. Step 5: Solve for x
    x = 4,359,722,882.49/64,258.20
  6. Step 6: Final answer
    x = 67,846.95

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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.