Home / 82,558.11-123,837.17-32,661.70

Finding the Fourth Proportional to 82,558.11, 123,837.17 and 32,661.70

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Solution

The fourth proportional to 82,558.11, 123,837.17 and 32,661.70 is: 48,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,558.11 : 123,837.17 = 32,661.70 : x
  2. Step 2: Convert to fraction form
    82,558.11/123,837.17 = 32,661.70/x
  3. Step 3: Cross multiply
    82,558.11x = 123,837.17 × 32,661.70
  4. Step 4: Simplify right side
    82,558.11x = 4,044,732,495.39
  5. Step 5: Solve for x
    x = 4,044,732,495.39/82,558.11
  6. Step 6: Final answer
    x = 48,992.55

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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.