Home / 204,301.20-305,868.60-180,973.20

Finding the Fourth Proportional to 204,301.20, 305,868.60 and 180,973.20

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Solution

The fourth proportional to 204,301.20, 305,868.60 and 180,973.20 is: 270,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,301.20 : 305,868.60 = 180,973.20 : x
  2. Step 2: Convert to fraction form
    204,301.20/305,868.60 = 180,973.20/x
  3. Step 3: Cross multiply
    204,301.20x = 305,868.60 × 180,973.20
  4. Step 4: Simplify right side
    204,301.20x = 55,354,019,321.52
  5. Step 5: Solve for x
    x = 55,354,019,321.52/204,301.20
  6. Step 6: Final answer
    x = 270,943.19

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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.