Home / 68,488.11-102,732.20-44,944.60

Finding the Fourth Proportional to 68,488.11, 102,732.20 and 44,944.60

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Solution

The fourth proportional to 68,488.11, 102,732.20 and 44,944.60 is: 67,416.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,488.11 : 102,732.20 = 44,944.60 : x
  2. Step 2: Convert to fraction form
    68,488.11/102,732.20 = 44,944.60/x
  3. Step 3: Cross multiply
    68,488.11x = 102,732.20 × 44,944.60
  4. Step 4: Simplify right side
    68,488.11x = 4,617,257,226.80
  5. Step 5: Solve for x
    x = 4,617,257,226.80/68,488.11
  6. Step 6: Final answer
    x = 67,416.92

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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.