Home / 79,260.82-109,379.85-43,451.14

Finding the Fourth Proportional to 79,260.82, 109,379.85 and 43,451.14

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Solution

The fourth proportional to 79,260.82, 109,379.85 and 43,451.14 is: 59,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,260.82 : 109,379.85 = 43,451.14 : x
  2. Step 2: Convert to fraction form
    79,260.82/109,379.85 = 43,451.14/x
  3. Step 3: Cross multiply
    79,260.82x = 109,379.85 × 43,451.14
  4. Step 4: Simplify right side
    79,260.82x = 4,752,679,175.53
  5. Step 5: Solve for x
    x = 4,752,679,175.53/79,260.82
  6. Step 6: Final answer
    x = 59,962.53

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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.