Home / 89,452.22-134,195.34-30,272

Finding the Fourth Proportional to 89,452.22, 134,195.34 and 30,272

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Solution

The fourth proportional to 89,452.22, 134,195.34 and 30,272 is: 45,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,452.22 : 134,195.34 = 30,272 : x
  2. Step 2: Convert to fraction form
    89,452.22/134,195.34 = 30,272/x
  3. Step 3: Cross multiply
    89,452.22x = 134,195.34 × 30,272
  4. Step 4: Simplify right side
    89,452.22x = 4,062,361,332.48
  5. Step 5: Solve for x
    x = 4,062,361,332.48/89,452.22
  6. Step 6: Final answer
    x = 45,413.76

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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.