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Finding the Fourth Proportional to 67,027.84, 92,499.36 and 36,815.88

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Solution

The fourth proportional to 67,027.84, 92,499.36 and 36,815.88 is: 50,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027.84 : 92,499.36 = 36,815.88 : x
  2. Step 2: Convert to fraction form
    67,027.84/92,499.36 = 36,815.88/x
  3. Step 3: Cross multiply
    67,027.84x = 92,499.36 × 36,815.88
  4. Step 4: Simplify right side
    67,027.84x = 3,405,445,337.84
  5. Step 5: Solve for x
    x = 3,405,445,337.84/67,027.84
  6. Step 6: Final answer
    x = 50,806.43

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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.