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Finding the Fourth Proportional to 80,544.76, 111,148.72 and 44,737.08

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Solution

The fourth proportional to 80,544.76, 111,148.72 and 44,737.08 is: 61,735.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,544.76 : 111,148.72 = 44,737.08 : x
  2. Step 2: Convert to fraction form
    80,544.76/111,148.72 = 44,737.08/x
  3. Step 3: Cross multiply
    80,544.76x = 111,148.72 × 44,737.08
  4. Step 4: Simplify right side
    80,544.76x = 4,972,469,178.54
  5. Step 5: Solve for x
    x = 4,972,469,178.54/80,544.76
  6. Step 6: Final answer
    x = 61,735.48

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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.