Home / 149,720.30-224,580.45-137,473.10

Finding the Fourth Proportional to 149,720.30, 224,580.45 and 137,473.10

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Solution

The fourth proportional to 149,720.30, 224,580.45 and 137,473.10 is: 206,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720.30 : 224,580.45 = 137,473.10 : x
  2. Step 2: Convert to fraction form
    149,720.30/224,580.45 = 137,473.10/x
  3. Step 3: Cross multiply
    149,720.30x = 224,580.45 × 137,473.10
  4. Step 4: Simplify right side
    149,720.30x = 30,873,770,660.90
  5. Step 5: Solve for x
    x = 30,873,770,660.90/149,720.30
  6. Step 6: Final answer
    x = 206,209.65

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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.