Home / 79,842.22-119,742.89-23,669.19

Finding the Fourth Proportional to 79,842.22, 119,742.89 and 23,669.19

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Solution

The fourth proportional to 79,842.22, 119,742.89 and 23,669.19 is: 35,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,842.22 : 119,742.89 = 23,669.19 : x
  2. Step 2: Convert to fraction form
    79,842.22/119,742.89 = 23,669.19/x
  3. Step 3: Cross multiply
    79,842.22x = 119,742.89 × 23,669.19
  4. Step 4: Simplify right side
    79,842.22x = 2,834,217,229.35
  5. Step 5: Solve for x
    x = 2,834,217,229.35/79,842.22
  6. Step 6: Final answer
    x = 35,497.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.