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Finding the Fourth Proportional to 80,657.76, 111,302.42 and 44,846.44

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Solution

The fourth proportional to 80,657.76, 111,302.42 and 44,846.44 is: 61,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,657.76 : 111,302.42 = 44,846.44 : x
  2. Step 2: Convert to fraction form
    80,657.76/111,302.42 = 44,846.44/x
  3. Step 3: Cross multiply
    80,657.76x = 111,302.42 × 44,846.44
  4. Step 4: Simplify right side
    80,657.76x = 4,991,517,300.38
  5. Step 5: Solve for x
    x = 4,991,517,300.38/80,657.76
  6. Step 6: Final answer
    x = 61,885.15

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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.