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Finding the Fourth Proportional to 67,274.78, 92,832.21 and 41,429.21

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Solution

The fourth proportional to 67,274.78, 92,832.21 and 41,429.21 is: 57,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,274.78 : 92,832.21 = 41,429.21 : x
  2. Step 2: Convert to fraction form
    67,274.78/92,832.21 = 41,429.21/x
  3. Step 3: Cross multiply
    67,274.78x = 92,832.21 × 41,429.21
  4. Step 4: Simplify right side
    67,274.78x = 3,845,965,354.93
  5. Step 5: Solve for x
    x = 3,845,965,354.93/67,274.78
  6. Step 6: Final answer
    x = 57,168.02

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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.