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Finding the Fourth Proportional to 67,235.37, 92,743.88 and 41,398.08

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Solution

The fourth proportional to 67,235.37, 92,743.88 and 41,398.08 is: 57,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,235.37 : 92,743.88 = 41,398.08 : x
  2. Step 2: Convert to fraction form
    67,235.37/92,743.88 = 41,398.08/x
  3. Step 3: Cross multiply
    67,235.37x = 92,743.88 × 41,398.08
  4. Step 4: Simplify right side
    67,235.37x = 3,839,418,563.75
  5. Step 5: Solve for x
    x = 3,839,418,563.75/67,235.37
  6. Step 6: Final answer
    x = 57,104.15

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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.