Home / 80,209.91-110,688.33-44,399.15

Finding the Fourth Proportional to 80,209.91, 110,688.33 and 44,399.15

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Solution

The fourth proportional to 80,209.91, 110,688.33 and 44,399.15 is: 61,270.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,209.91 : 110,688.33 = 44,399.15 : x
  2. Step 2: Convert to fraction form
    80,209.91/110,688.33 = 44,399.15/x
  3. Step 3: Cross multiply
    80,209.91x = 110,688.33 × 44,399.15
  4. Step 4: Simplify right side
    80,209.91x = 4,914,467,766.92
  5. Step 5: Solve for x
    x = 4,914,467,766.92/80,209.91
  6. Step 6: Final answer
    x = 61,270.08

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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.