Home / 149,600.40-224,072.55-132,979.20

Finding the Fourth Proportional to 149,600.40, 224,072.55 and 132,979.20

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Solution

The fourth proportional to 149,600.40, 224,072.55 and 132,979.20 is: 199,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,600.40 : 224,072.55 = 132,979.20 : x
  2. Step 2: Convert to fraction form
    149,600.40/224,072.55 = 132,979.20/x
  3. Step 3: Cross multiply
    149,600.40x = 224,072.55 × 132,979.20
  4. Step 4: Simplify right side
    149,600.40x = 29,796,988,440.96
  5. Step 5: Solve for x
    x = 29,796,988,440.96/149,600.40
  6. Step 6: Final answer
    x = 199,177.20

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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.