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Finding the Fourth Proportional to 149,195.80, 224,052.90 and 144,530.20

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Solution

The fourth proportional to 149,195.80, 224,052.90 and 144,530.20 is: 217,046.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,195.80 : 224,052.90 = 144,530.20 : x
  2. Step 2: Convert to fraction form
    149,195.80/224,052.90 = 144,530.20/x
  3. Step 3: Cross multiply
    149,195.80x = 224,052.90 × 144,530.20
  4. Step 4: Simplify right side
    149,195.80x = 32,382,410,447.58
  5. Step 5: Solve for x
    x = 32,382,410,447.58/149,195.80
  6. Step 6: Final answer
    x = 217,046.39

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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.