Home / 82,199.13-123,288.30-26,044.94

Finding the Fourth Proportional to 82,199.13, 123,288.30 and 26,044.94

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Solution

The fourth proportional to 82,199.13, 123,288.30 and 26,044.94 is: 39,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,199.13 : 123,288.30 = 26,044.94 : x
  2. Step 2: Convert to fraction form
    82,199.13/123,288.30 = 26,044.94/x
  3. Step 3: Cross multiply
    82,199.13x = 123,288.30 × 26,044.94
  4. Step 4: Simplify right side
    82,199.13x = 3,211,036,376.20
  5. Step 5: Solve for x
    x = 3,211,036,376.20/82,199.13
  6. Step 6: Final answer
    x = 39,064.12

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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.