Home / 68,560.49-102,856.10-24,187.61

Finding the Fourth Proportional to 68,560.49, 102,856.10 and 24,187.61

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Solution

The fourth proportional to 68,560.49, 102,856.10 and 24,187.61 is: 36,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560.49 : 102,856.10 = 24,187.61 : x
  2. Step 2: Convert to fraction form
    68,560.49/102,856.10 = 24,187.61/x
  3. Step 3: Cross multiply
    68,560.49x = 102,856.10 × 24,187.61
  4. Step 4: Simplify right side
    68,560.49x = 2,487,843,369.12
  5. Step 5: Solve for x
    x = 2,487,843,369.12/68,560.49
  6. Step 6: Final answer
    x = 36,286.84

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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.