Home / 79,338.51-109,494.18-43,535.43

Finding the Fourth Proportional to 79,338.51, 109,494.18 and 43,535.43

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Solution

The fourth proportional to 79,338.51, 109,494.18 and 43,535.43 is: 60,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,338.51 : 109,494.18 = 43,535.43 : x
  2. Step 2: Convert to fraction form
    79,338.51/109,494.18 = 43,535.43/x
  3. Step 3: Cross multiply
    79,338.51x = 109,494.18 × 43,535.43
  4. Step 4: Simplify right side
    79,338.51x = 4,766,876,208.80
  5. Step 5: Solve for x
    x = 4,766,876,208.80/79,338.51
  6. Step 6: Final answer
    x = 60,082.75

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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.