Home / 79,479.05-119,144.46-26,851.73

Finding the Fourth Proportional to 79,479.05, 119,144.46 and 26,851.73

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Solution

The fourth proportional to 79,479.05, 119,144.46 and 26,851.73 is: 40,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,479.05 : 119,144.46 = 26,851.73 : x
  2. Step 2: Convert to fraction form
    79,479.05/119,144.46 = 26,851.73/x
  3. Step 3: Cross multiply
    79,479.05x = 119,144.46 × 26,851.73
  4. Step 4: Simplify right side
    79,479.05x = 3,199,234,870.92
  5. Step 5: Solve for x
    x = 3,199,234,870.92/79,479.05
  6. Step 6: Final answer
    x = 40,252.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.