Home / 79,545.26-109,774.62-43,249.16

Finding the Fourth Proportional to 79,545.26, 109,774.62 and 43,249.16

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Solution

The fourth proportional to 79,545.26, 109,774.62 and 43,249.16 is: 59,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545.26 : 109,774.62 = 43,249.16 : x
  2. Step 2: Convert to fraction form
    79,545.26/109,774.62 = 43,249.16/x
  3. Step 3: Cross multiply
    79,545.26x = 109,774.62 × 43,249.16
  4. Step 4: Simplify right side
    79,545.26x = 4,747,659,555.45
  5. Step 5: Solve for x
    x = 4,747,659,555.45/79,545.26
  6. Step 6: Final answer
    x = 59,685.01

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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.