Home / 152,471.33-228,718.24-40,150.78

Finding the Fourth Proportional to 152,471.33, 228,718.24 and 40,150.78

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Solution

The fourth proportional to 152,471.33, 228,718.24 and 40,150.78 is: 60,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,471.33 : 228,718.24 = 40,150.78 : x
  2. Step 2: Convert to fraction form
    152,471.33/228,718.24 = 40,150.78/x
  3. Step 3: Cross multiply
    152,471.33x = 228,718.24 × 40,150.78
  4. Step 4: Simplify right side
    152,471.33x = 9,183,215,289.90
  5. Step 5: Solve for x
    x = 9,183,215,289.90/152,471.33
  6. Step 6: Final answer
    x = 60,229.13

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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.