Home / 164,469.20-227,119.56-131,176.40

Finding the Fourth Proportional to 164,469.20, 227,119.56 and 131,176.40

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Solution

The fourth proportional to 164,469.20, 227,119.56 and 131,176.40 is: 181,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,469.20 : 227,119.56 = 131,176.40 : x
  2. Step 2: Convert to fraction form
    164,469.20/227,119.56 = 131,176.40/x
  3. Step 3: Cross multiply
    164,469.20x = 227,119.56 × 131,176.40
  4. Step 4: Simplify right side
    164,469.20x = 29,792,726,250.38
  5. Step 5: Solve for x
    x = 29,792,726,250.38/164,469.20
  6. Step 6: Final answer
    x = 181,144.71

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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.