Home / 79,064.26-109,110-43,254.52

Finding the Fourth Proportional to 79,064.26, 109,110 and 43,254.52

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Solution

The fourth proportional to 79,064.26, 109,110 and 43,254.52 is: 59,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,064.26 : 109,110 = 43,254.52 : x
  2. Step 2: Convert to fraction form
    79,064.26/109,110 = 43,254.52/x
  3. Step 3: Cross multiply
    79,064.26x = 109,110 × 43,254.52
  4. Step 4: Simplify right side
    79,064.26x = 4,719,500,677.20
  5. Step 5: Solve for x
    x = 4,719,500,677.20/79,064.26
  6. Step 6: Final answer
    x = 59,691.96

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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.