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Finding the Fourth Proportional to 71,082.84, 106,560.90 and 36,004.44

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Solution

The fourth proportional to 71,082.84, 106,560.90 and 36,004.44 is: 53,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,082.84 : 106,560.90 = 36,004.44 : x
  2. Step 2: Convert to fraction form
    71,082.84/106,560.90 = 36,004.44/x
  3. Step 3: Cross multiply
    71,082.84x = 106,560.90 × 36,004.44
  4. Step 4: Simplify right side
    71,082.84x = 3,836,665,530.40
  5. Step 5: Solve for x
    x = 3,836,665,530.40/71,082.84
  6. Step 6: Final answer
    x = 53,974.57

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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.