Home / 198,472.20-298,091.27-170,073.56

Finding the Fourth Proportional to 198,472.20, 298,091.27 and 170,073.56

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Solution

The fourth proportional to 198,472.20, 298,091.27 and 170,073.56 is: 255,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,472.20 : 298,091.27 = 170,073.56 : x
  2. Step 2: Convert to fraction form
    198,472.20/298,091.27 = 170,073.56/x
  3. Step 3: Cross multiply
    198,472.20x = 298,091.27 × 170,073.56
  4. Step 4: Simplify right side
    198,472.20x = 50,697,441,153.00
  5. Step 5: Solve for x
    x = 50,697,441,153.00/198,472.20
  6. Step 6: Final answer
    x = 255,438.50

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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.