Home / 79,926.97-110,301.90-43,630.57

Finding the Fourth Proportional to 79,926.97, 110,301.90 and 43,630.57

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Solution

The fourth proportional to 79,926.97, 110,301.90 and 43,630.57 is: 60,211.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,926.97 : 110,301.90 = 43,630.57 : x
  2. Step 2: Convert to fraction form
    79,926.97/110,301.90 = 43,630.57/x
  3. Step 3: Cross multiply
    79,926.97x = 110,301.90 × 43,630.57
  4. Step 4: Simplify right side
    79,926.97x = 4,812,534,769.08
  5. Step 5: Solve for x
    x = 4,812,534,769.08/79,926.97
  6. Step 6: Final answer
    x = 60,211.65

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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.