Home / 79,633.64-109,894.82-43,827.24

Finding the Fourth Proportional to 79,633.64, 109,894.82 and 43,827.24

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Solution

The fourth proportional to 79,633.64, 109,894.82 and 43,827.24 is: 60,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,633.64 : 109,894.82 = 43,827.24 : x
  2. Step 2: Convert to fraction form
    79,633.64/109,894.82 = 43,827.24/x
  3. Step 3: Cross multiply
    79,633.64x = 109,894.82 × 43,827.24
  4. Step 4: Simplify right side
    79,633.64x = 4,816,386,650.90
  5. Step 5: Solve for x
    x = 4,816,386,650.90/79,633.64
  6. Step 6: Final answer
    x = 60,481.81

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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.