Home / 71,146.49-98,091.61-58,352.54

Finding the Fourth Proportional to 71,146.49, 98,091.61 and 58,352.54

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Solution

The fourth proportional to 71,146.49, 98,091.61 and 58,352.54 is: 80,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,146.49 : 98,091.61 = 58,352.54 : x
  2. Step 2: Convert to fraction form
    71,146.49/98,091.61 = 58,352.54/x
  3. Step 3: Cross multiply
    71,146.49x = 98,091.61 × 58,352.54
  4. Step 4: Simplify right side
    71,146.49x = 5,723,893,959.85
  5. Step 5: Solve for x
    x = 5,723,893,959.85/71,146.49
  6. Step 6: Final answer
    x = 80,452.24

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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.