Home / 79,811.40-119,733.30-27,226.20

Finding the Fourth Proportional to 79,811.40, 119,733.30 and 27,226.20

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Solution

The fourth proportional to 79,811.40, 119,733.30 and 27,226.20 is: 40,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,811.40 : 119,733.30 = 27,226.20 : x
  2. Step 2: Convert to fraction form
    79,811.40/119,733.30 = 27,226.20/x
  3. Step 3: Cross multiply
    79,811.40x = 119,733.30 × 27,226.20
  4. Step 4: Simplify right side
    79,811.40x = 3,259,882,772.46
  5. Step 5: Solve for x
    x = 3,259,882,772.46/79,811.40
  6. Step 6: Final answer
    x = 40,844.83

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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.