Home / 67,155.11-92,672.10-36,940.43

Finding the Fourth Proportional to 67,155.11, 92,672.10 and 36,940.43

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Solution

The fourth proportional to 67,155.11, 92,672.10 and 36,940.43 is: 50,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,155.11 : 92,672.10 = 36,940.43 : x
  2. Step 2: Convert to fraction form
    67,155.11/92,672.10 = 36,940.43/x
  3. Step 3: Cross multiply
    67,155.11x = 92,672.10 × 36,940.43
  4. Step 4: Simplify right side
    67,155.11x = 3,423,347,194.04
  5. Step 5: Solve for x
    x = 3,423,347,194.04/67,155.11
  6. Step 6: Final answer
    x = 50,976.72

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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.