Home / 68,140.76-102,232.07-34,884.17

Finding the Fourth Proportional to 68,140.76, 102,232.07 and 34,884.17

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Solution

The fourth proportional to 68,140.76, 102,232.07 and 34,884.17 is: 52,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,140.76 : 102,232.07 = 34,884.17 : x
  2. Step 2: Convert to fraction form
    68,140.76/102,232.07 = 34,884.17/x
  3. Step 3: Cross multiply
    68,140.76x = 102,232.07 × 34,884.17
  4. Step 4: Simplify right side
    68,140.76x = 3,566,280,934.16
  5. Step 5: Solve for x
    x = 3,566,280,934.16/68,140.76
  6. Step 6: Final answer
    x = 52,336.97

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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.