Home / 82,543.26-123,864.07-29,956.84

Finding the Fourth Proportional to 82,543.26, 123,864.07 and 29,956.84

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Solution

The fourth proportional to 82,543.26, 123,864.07 and 29,956.84 is: 44,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,543.26 : 123,864.07 = 29,956.84 : x
  2. Step 2: Convert to fraction form
    82,543.26/123,864.07 = 29,956.84/x
  3. Step 3: Cross multiply
    82,543.26x = 123,864.07 × 29,956.84
  4. Step 4: Simplify right side
    82,543.26x = 3,710,576,126.74
  5. Step 5: Solve for x
    x = 3,710,576,126.74/82,543.26
  6. Step 6: Final answer
    x = 44,953.11

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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.