Home / 45,260.28-67,864.50-42,651

Finding the Fourth Proportional to 45,260.28, 67,864.50 and 42,651

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Solution

The fourth proportional to 45,260.28, 67,864.50 and 42,651 is: 63,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,260.28 : 67,864.50 = 42,651 : x
  2. Step 2: Convert to fraction form
    45,260.28/67,864.50 = 42,651/x
  3. Step 3: Cross multiply
    45,260.28x = 67,864.50 × 42,651
  4. Step 4: Simplify right side
    45,260.28x = 2,894,488,789.50
  5. Step 5: Solve for x
    x = 2,894,488,789.50/45,260.28
  6. Step 6: Final answer
    x = 63,952.07

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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.