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Finding the Fourth Proportional to 73,377.46, 110,139.09 and 33,943.42

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Solution

The fourth proportional to 73,377.46, 110,139.09 and 33,943.42 is: 50,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,377.46 : 110,139.09 = 33,943.42 : x
  2. Step 2: Convert to fraction form
    73,377.46/110,139.09 = 33,943.42/x
  3. Step 3: Cross multiply
    73,377.46x = 110,139.09 × 33,943.42
  4. Step 4: Simplify right side
    73,377.46x = 3,738,497,390.29
  5. Step 5: Solve for x
    x = 3,738,497,390.29/73,377.46
  6. Step 6: Final answer
    x = 50,948.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.