Home / 82,213.57-123,323.78-26,052.44

Finding the Fourth Proportional to 82,213.57, 123,323.78 and 26,052.44

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Solution

The fourth proportional to 82,213.57, 123,323.78 and 26,052.44 is: 39,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,213.57 : 123,323.78 = 26,052.44 : x
  2. Step 2: Convert to fraction form
    82,213.57/123,323.78 = 26,052.44/x
  3. Step 3: Cross multiply
    82,213.57x = 123,323.78 × 26,052.44
  4. Step 4: Simplify right side
    82,213.57x = 3,212,884,827.54
  5. Step 5: Solve for x
    x = 3,212,884,827.54/82,213.57
  6. Step 6: Final answer
    x = 39,079.74

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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.