Home / 166,013.25-228,544.20-158,387.10

Finding the Fourth Proportional to 166,013.25, 228,544.20 and 158,387.10

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Solution

The fourth proportional to 166,013.25, 228,544.20 and 158,387.10 is: 218,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,013.25 : 228,544.20 = 158,387.10 : x
  2. Step 2: Convert to fraction form
    166,013.25/228,544.20 = 158,387.10/x
  3. Step 3: Cross multiply
    166,013.25x = 228,544.20 × 158,387.10
  4. Step 4: Simplify right side
    166,013.25x = 36,198,452,202.78
  5. Step 5: Solve for x
    x = 36,198,452,202.78/166,013.25
  6. Step 6: Final answer
    x = 218,045.57

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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.