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Finding the Fourth Proportional to 80,236.73, 110,730.48 and 48,404.94

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Solution

The fourth proportional to 80,236.73, 110,730.48 and 48,404.94 is: 66,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,236.73 : 110,730.48 = 48,404.94 : x
  2. Step 2: Convert to fraction form
    80,236.73/110,730.48 = 48,404.94/x
  3. Step 3: Cross multiply
    80,236.73x = 110,730.48 × 48,404.94
  4. Step 4: Simplify right side
    80,236.73x = 5,359,902,240.57
  5. Step 5: Solve for x
    x = 5,359,902,240.57/80,236.73
  6. Step 6: Final answer
    x = 66,801.11

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1.5x scale

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.