Home / 82,511.29-123,665.28-32,541.13

Finding the Fourth Proportional to 82,511.29, 123,665.28 and 32,541.13

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Solution

The fourth proportional to 82,511.29, 123,665.28 and 32,541.13 is: 48,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,511.29 : 123,665.28 = 32,541.13 : x
  2. Step 2: Convert to fraction form
    82,511.29/123,665.28 = 32,541.13/x
  3. Step 3: Cross multiply
    82,511.29x = 123,665.28 × 32,541.13
  4. Step 4: Simplify right side
    82,511.29x = 4,024,207,952.97
  5. Step 5: Solve for x
    x = 4,024,207,952.97/82,511.29
  6. Step 6: Final answer
    x = 48,771.60

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1.5x scale

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.