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Finding the Fourth Proportional to 80,469.54, 111,045.85 and 44,658.63

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Solution

The fourth proportional to 80,469.54, 111,045.85 and 44,658.63 is: 61,627.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,469.54 : 111,045.85 = 44,658.63 : x
  2. Step 2: Convert to fraction form
    80,469.54/111,045.85 = 44,658.63/x
  3. Step 3: Cross multiply
    80,469.54x = 111,045.85 × 44,658.63
  4. Step 4: Simplify right side
    80,469.54x = 4,959,155,528.19
  5. Step 5: Solve for x
    x = 4,959,155,528.19/80,469.54
  6. Step 6: Final answer
    x = 61,627.74

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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.