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Finding the Fourth Proportional to 67,187.63, 92,680.35 and 41,993.39

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Solution

The fourth proportional to 67,187.63, 92,680.35 and 41,993.39 is: 57,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,187.63 : 92,680.35 = 41,993.39 : x
  2. Step 2: Convert to fraction form
    67,187.63/92,680.35 = 41,993.39/x
  3. Step 3: Cross multiply
    67,187.63x = 92,680.35 × 41,993.39
  4. Step 4: Simplify right side
    67,187.63x = 3,891,961,619.48
  5. Step 5: Solve for x
    x = 3,891,961,619.48/67,187.63
  6. Step 6: Final answer
    x = 57,926.76

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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.