Home / 67,086.12-92,581.08-36,872.52

Finding the Fourth Proportional to 67,086.12, 92,581.08 and 36,872.52

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Solution

The fourth proportional to 67,086.12, 92,581.08 and 36,872.52 is: 50,885.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,086.12 : 92,581.08 = 36,872.52 : x
  2. Step 2: Convert to fraction form
    67,086.12/92,581.08 = 36,872.52/x
  3. Step 3: Cross multiply
    67,086.12x = 92,581.08 × 36,872.52
  4. Step 4: Simplify right side
    67,086.12x = 3,413,697,723.92
  5. Step 5: Solve for x
    x = 3,413,697,723.92/67,086.12
  6. Step 6: Final answer
    x = 50,885.31

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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.