Home / 67,481.15-93,135.38-39,203.24

Finding the Fourth Proportional to 67,481.15, 93,135.38 and 39,203.24

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Solution

The fourth proportional to 67,481.15, 93,135.38 and 39,203.24 is: 54,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,481.15 : 93,135.38 = 39,203.24 : x
  2. Step 2: Convert to fraction form
    67,481.15/93,135.38 = 39,203.24/x
  3. Step 3: Cross multiply
    67,481.15x = 93,135.38 × 39,203.24
  4. Step 4: Simplify right side
    67,481.15x = 3,651,207,992.94
  5. Step 5: Solve for x
    x = 3,651,207,992.94/67,481.15
  6. Step 6: Final answer
    x = 54,107.08

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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.