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Finding the Fourth Proportional to 149,500.20, 224,250.30 and 143,595.30

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Solution

The fourth proportional to 149,500.20, 224,250.30 and 143,595.30 is: 215,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,500.20 : 224,250.30 = 143,595.30 : x
  2. Step 2: Convert to fraction form
    149,500.20/224,250.30 = 143,595.30/x
  3. Step 3: Cross multiply
    149,500.20x = 224,250.30 × 143,595.30
  4. Step 4: Simplify right side
    149,500.20x = 32,201,289,103.59
  5. Step 5: Solve for x
    x = 32,201,289,103.59/149,500.20
  6. Step 6: Final answer
    x = 215,392.95

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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.