Home / 67,976.25-101,999-48,113.43

Finding the Fourth Proportional to 67,976.25, 101,999 and 48,113.43

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Solution

The fourth proportional to 67,976.25, 101,999 and 48,113.43 is: 72,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,976.25 : 101,999 = 48,113.43 : x
  2. Step 2: Convert to fraction form
    67,976.25/101,999 = 48,113.43/x
  3. Step 3: Cross multiply
    67,976.25x = 101,999 × 48,113.43
  4. Step 4: Simplify right side
    67,976.25x = 4,907,521,746.57
  5. Step 5: Solve for x
    x = 4,907,521,746.57/67,976.25
  6. Step 6: Final answer
    x = 72,194.65

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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.