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Finding the Fourth Proportional to 80,752.46, 111,437.29 and 44,942.47

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Solution

The fourth proportional to 80,752.46, 111,437.29 and 44,942.47 is: 62,019.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,752.46 : 111,437.29 = 44,942.47 : x
  2. Step 2: Convert to fraction form
    80,752.46/111,437.29 = 44,942.47/x
  3. Step 3: Cross multiply
    80,752.46x = 111,437.29 × 44,942.47
  4. Step 4: Simplify right side
    80,752.46x = 5,008,266,671.76
  5. Step 5: Solve for x
    x = 5,008,266,671.76/80,752.46
  6. Step 6: Final answer
    x = 62,019.99

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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.