Home / 80,538.75-111,144.96-44,732.10

Finding the Fourth Proportional to 80,538.75, 111,144.96 and 44,732.10

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Solution

The fourth proportional to 80,538.75, 111,144.96 and 44,732.10 is: 61,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,538.75 : 111,144.96 = 44,732.10 : x
  2. Step 2: Convert to fraction form
    80,538.75/111,144.96 = 44,732.10/x
  3. Step 3: Cross multiply
    80,538.75x = 111,144.96 × 44,732.10
  4. Step 4: Simplify right side
    80,538.75x = 4,971,747,465.22
  5. Step 5: Solve for x
    x = 4,971,747,465.22/80,538.75
  6. Step 6: Final answer
    x = 61,731.12

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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.