Home / 155,755.89-233,818.92-131,102.73

Finding the Fourth Proportional to 155,755.89, 233,818.92 and 131,102.73

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Solution

The fourth proportional to 155,755.89, 233,818.92 and 131,102.73 is: 196,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,755.89 : 233,818.92 = 131,102.73 : x
  2. Step 2: Convert to fraction form
    155,755.89/233,818.92 = 131,102.73/x
  3. Step 3: Cross multiply
    155,755.89x = 233,818.92 × 131,102.73
  4. Step 4: Simplify right side
    155,755.89x = 30,654,298,737.65
  5. Step 5: Solve for x
    x = 30,654,298,737.65/155,755.89
  6. Step 6: Final answer
    x = 196,809.88

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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.