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Finding the Fourth Proportional to 367,082.80, 550,824.84 and 142,452.10

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Solution

The fourth proportional to 367,082.80, 550,824.84 and 142,452.10 is: 213,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,082.80 : 550,824.84 = 142,452.10 : x
  2. Step 2: Convert to fraction form
    367,082.80/550,824.84 = 142,452.10/x
  3. Step 3: Cross multiply
    367,082.80x = 550,824.84 × 142,452.10
  4. Step 4: Simplify right side
    367,082.80x = 78,466,155,190.16
  5. Step 5: Solve for x
    x = 78,466,155,190.16/367,082.80
  6. Step 6: Final answer
    x = 213,756.01

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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.