Home / 80,669.28-111,324.92-44,372.16

Finding the Fourth Proportional to 80,669.28, 111,324.92 and 44,372.16

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Solution

The fourth proportional to 80,669.28, 111,324.92 and 44,372.16 is: 61,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,669.28 : 111,324.92 = 44,372.16 : x
  2. Step 2: Convert to fraction form
    80,669.28/111,324.92 = 44,372.16/x
  3. Step 3: Cross multiply
    80,669.28x = 111,324.92 × 44,372.16
  4. Step 4: Simplify right side
    80,669.28x = 4,939,727,162.23
  5. Step 5: Solve for x
    x = 4,939,727,162.23/80,669.28
  6. Step 6: Final answer
    x = 61,234.30

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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.