Home / 131,469.30-197,048.21-60,331.97

Finding the Fourth Proportional to 131,469.30, 197,048.21 and 60,331.97

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Solution

The fourth proportional to 131,469.30, 197,048.21 and 60,331.97 is: 90,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,469.30 : 197,048.21 = 60,331.97 : x
  2. Step 2: Convert to fraction form
    131,469.30/197,048.21 = 60,331.97/x
  3. Step 3: Cross multiply
    131,469.30x = 197,048.21 × 60,331.97
  4. Step 4: Simplify right side
    131,469.30x = 11,888,306,694.27
  5. Step 5: Solve for x
    x = 11,888,306,694.27/131,469.30
  6. Step 6: Final answer
    x = 90,426.49

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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.