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Finding the Fourth Proportional to 195,952.50, 270,101.96 and 147,481.58

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Solution

The fourth proportional to 195,952.50, 270,101.96 and 147,481.58 is: 203,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,952.50 : 270,101.96 = 147,481.58 : x
  2. Step 2: Convert to fraction form
    195,952.50/270,101.96 = 147,481.58/x
  3. Step 3: Cross multiply
    195,952.50x = 270,101.96 × 147,481.58
  4. Step 4: Simplify right side
    195,952.50x = 39,835,062,793.48
  5. Step 5: Solve for x
    x = 39,835,062,793.48/195,952.50
  6. Step 6: Final answer
    x = 203,289.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.