Home / 198,076.68-296,769.36-165,009.24

Finding the Fourth Proportional to 198,076.68, 296,769.36 and 165,009.24

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Solution

The fourth proportional to 198,076.68, 296,769.36 and 165,009.24 is: 247,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,076.68 : 296,769.36 = 165,009.24 : x
  2. Step 2: Convert to fraction form
    198,076.68/296,769.36 = 165,009.24/x
  3. Step 3: Cross multiply
    198,076.68x = 296,769.36 × 165,009.24
  4. Step 4: Simplify right side
    198,076.68x = 48,969,686,548.89
  5. Step 5: Solve for x
    x = 48,969,686,548.89/198,076.68
  6. Step 6: Final answer
    x = 247,225.91

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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.