Home / 67,132.75-92,645.57-36,920.41

Finding the Fourth Proportional to 67,132.75, 92,645.57 and 36,920.41

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Solution

The fourth proportional to 67,132.75, 92,645.57 and 36,920.41 is: 50,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,132.75 : 92,645.57 = 36,920.41 : x
  2. Step 2: Convert to fraction form
    67,132.75/92,645.57 = 36,920.41/x
  3. Step 3: Cross multiply
    67,132.75x = 92,645.57 × 36,920.41
  4. Step 4: Simplify right side
    67,132.75x = 3,420,512,289.77
  5. Step 5: Solve for x
    x = 3,420,512,289.77/67,132.75
  6. Step 6: Final answer
    x = 50,951.47

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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.