Home / 67,128.66-92,635.68-36,914.04

Finding the Fourth Proportional to 67,128.66, 92,635.68 and 36,914.04

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Solution

The fourth proportional to 67,128.66, 92,635.68 and 36,914.04 is: 50,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,128.66 : 92,635.68 = 36,914.04 : x
  2. Step 2: Convert to fraction form
    67,128.66/92,635.68 = 36,914.04/x
  3. Step 3: Cross multiply
    67,128.66x = 92,635.68 × 36,914.04
  4. Step 4: Simplify right side
    67,128.66x = 3,419,557,196.95
  5. Step 5: Solve for x
    x = 3,419,557,196.95/67,128.66
  6. Step 6: Final answer
    x = 50,940.35

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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.