Home / 80,127.28-110,575.09-44,315.97

Finding the Fourth Proportional to 80,127.28, 110,575.09 and 44,315.97

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Solution

The fourth proportional to 80,127.28, 110,575.09 and 44,315.97 is: 61,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,127.28 : 110,575.09 = 44,315.97 : x
  2. Step 2: Convert to fraction form
    80,127.28/110,575.09 = 44,315.97/x
  3. Step 3: Cross multiply
    80,127.28x = 110,575.09 × 44,315.97
  4. Step 4: Simplify right side
    80,127.28x = 4,900,242,371.19
  5. Step 5: Solve for x
    x = 4,900,242,371.19/80,127.28
  6. Step 6: Final answer
    x = 61,155.73

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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.