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Finding the Fourth Proportional to 63,086.42, 94,436.42 and 40,855.57

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Solution

The fourth proportional to 63,086.42, 94,436.42 and 40,855.57 is: 61,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,086.42 : 94,436.42 = 40,855.57 : x
  2. Step 2: Convert to fraction form
    63,086.42/94,436.42 = 40,855.57/x
  3. Step 3: Cross multiply
    63,086.42x = 94,436.42 × 40,855.57
  4. Step 4: Simplify right side
    63,086.42x = 3,858,253,327.49
  5. Step 5: Solve for x
    x = 3,858,253,327.49/63,086.42
  6. Step 6: Final answer
    x = 61,158.22

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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.