Home / 80,571.09-111,188.22-44,760.18

Finding the Fourth Proportional to 80,571.09, 111,188.22 and 44,760.18

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Solution

The fourth proportional to 80,571.09, 111,188.22 and 44,760.18 is: 61,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,571.09 : 111,188.22 = 44,760.18 : x
  2. Step 2: Convert to fraction form
    80,571.09/111,188.22 = 44,760.18/x
  3. Step 3: Cross multiply
    80,571.09x = 111,188.22 × 44,760.18
  4. Step 4: Simplify right side
    80,571.09x = 4,976,804,741.08
  5. Step 5: Solve for x
    x = 4,976,804,741.08/80,571.09
  6. Step 6: Final answer
    x = 61,769.11

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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.