Home / 74,749.04-112,169.35-29,791.97

Finding the Fourth Proportional to 74,749.04, 112,169.35 and 29,791.97

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Solution

The fourth proportional to 74,749.04, 112,169.35 and 29,791.97 is: 44,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,749.04 : 112,169.35 = 29,791.97 : x
  2. Step 2: Convert to fraction form
    74,749.04/112,169.35 = 29,791.97/x
  3. Step 3: Cross multiply
    74,749.04x = 112,169.35 × 29,791.97
  4. Step 4: Simplify right side
    74,749.04x = 3,341,745,910.12
  5. Step 5: Solve for x
    x = 3,341,745,910.12/74,749.04
  6. Step 6: Final answer
    x = 44,706.21

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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.