Home / 204,743.52-307,176.24-147,945.78

Finding the Fourth Proportional to 204,743.52, 307,176.24 and 147,945.78

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Solution

The fourth proportional to 204,743.52, 307,176.24 and 147,945.78 is: 221,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,743.52 : 307,176.24 = 147,945.78 : x
  2. Step 2: Convert to fraction form
    204,743.52/307,176.24 = 147,945.78/x
  3. Step 3: Cross multiply
    204,743.52x = 307,176.24 × 147,945.78
  4. Step 4: Simplify right side
    204,743.52x = 45,445,428,424.27
  5. Step 5: Solve for x
    x = 45,445,428,424.27/204,743.52
  6. Step 6: Final answer
    x = 221,962.72

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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.