Home / 79,553.04-109,799.90-50,462.59

Finding the Fourth Proportional to 79,553.04, 109,799.90 and 50,462.59

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Solution

The fourth proportional to 79,553.04, 109,799.90 and 50,462.59 is: 69,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,553.04 : 109,799.90 = 50,462.59 : x
  2. Step 2: Convert to fraction form
    79,553.04/109,799.90 = 50,462.59/x
  3. Step 3: Cross multiply
    79,553.04x = 109,799.90 × 50,462.59
  4. Step 4: Simplify right side
    79,553.04x = 5,540,787,335.74
  5. Step 5: Solve for x
    x = 5,540,787,335.74/79,553.04
  6. Step 6: Final answer
    x = 69,648.97

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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.