Home / 79,091.76-109,061.19-60,006.54

Finding the Fourth Proportional to 79,091.76, 109,061.19 and 60,006.54

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Solution

The fourth proportional to 79,091.76, 109,061.19 and 60,006.54 is: 82,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,091.76 : 109,061.19 = 60,006.54 : x
  2. Step 2: Convert to fraction form
    79,091.76/109,061.19 = 60,006.54/x
  3. Step 3: Cross multiply
    79,091.76x = 109,061.19 × 60,006.54
  4. Step 4: Simplify right side
    79,091.76x = 6,544,384,660.18
  5. Step 5: Solve for x
    x = 6,544,384,660.18/79,091.76
  6. Step 6: Final answer
    x = 82,744.20

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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.