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Finding the Fourth Proportional to 67,310.11, 100,977.17 and 22,334.16

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Solution

The fourth proportional to 67,310.11, 100,977.17 and 22,334.16 is: 33,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,310.11 : 100,977.17 = 22,334.16 : x
  2. Step 2: Convert to fraction form
    67,310.11/100,977.17 = 22,334.16/x
  3. Step 3: Cross multiply
    67,310.11x = 100,977.17 × 22,334.16
  4. Step 4: Simplify right side
    67,310.11x = 2,255,240,726.57
  5. Step 5: Solve for x
    x = 2,255,240,726.57/67,310.11
  6. Step 6: Final answer
    x = 33,505.23

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1.5x scale

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.