Home / 71,195.48-98,251.73-39,365.52

Finding the Fourth Proportional to 71,195.48, 98,251.73 and 39,365.52

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Solution

The fourth proportional to 71,195.48, 98,251.73 and 39,365.52 is: 54,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,195.48 : 98,251.73 = 39,365.52 : x
  2. Step 2: Convert to fraction form
    71,195.48/98,251.73 = 39,365.52/x
  3. Step 3: Cross multiply
    71,195.48x = 98,251.73 × 39,365.52
  4. Step 4: Simplify right side
    71,195.48x = 3,867,730,540.76
  5. Step 5: Solve for x
    x = 3,867,730,540.76/71,195.48
  6. Step 6: Final answer
    x = 54,325.51

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1.5x scale

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.