Home / 67,252.20-92,816.19-40,408.80

Finding the Fourth Proportional to 67,252.20, 92,816.19 and 40,408.80

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Solution

The fourth proportional to 67,252.20, 92,816.19 and 40,408.80 is: 55,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,252.20 : 92,816.19 = 40,408.80 : x
  2. Step 2: Convert to fraction form
    67,252.20/92,816.19 = 40,408.80/x
  3. Step 3: Cross multiply
    67,252.20x = 92,816.19 × 40,408.80
  4. Step 4: Simplify right side
    67,252.20x = 3,750,590,858.47
  5. Step 5: Solve for x
    x = 3,750,590,858.47/67,252.20
  6. Step 6: Final answer
    x = 55,769.04

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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.