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Finding the Fourth Proportional to 80,184.52, 110,581.52 and 68,850.46

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Solution

The fourth proportional to 80,184.52, 110,581.52 and 68,850.46 is: 94,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,184.52 : 110,581.52 = 68,850.46 : x
  2. Step 2: Convert to fraction form
    80,184.52/110,581.52 = 68,850.46/x
  3. Step 3: Cross multiply
    80,184.52x = 110,581.52 × 68,850.46
  4. Step 4: Simplify right side
    80,184.52x = 7,613,588,519.50
  5. Step 5: Solve for x
    x = 7,613,588,519.50/80,184.52
  6. Step 6: Final answer
    x = 94,950.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.