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Finding the Fourth Proportional to 68,188.34, 102,292.23 and 33,104

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Solution

The fourth proportional to 68,188.34, 102,292.23 and 33,104 is: 49,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,188.34 : 102,292.23 = 33,104 : x
  2. Step 2: Convert to fraction form
    68,188.34/102,292.23 = 33,104/x
  3. Step 3: Cross multiply
    68,188.34x = 102,292.23 × 33,104
  4. Step 4: Simplify right side
    68,188.34x = 3,386,281,981.92
  5. Step 5: Solve for x
    x = 3,386,281,981.92/68,188.34
  6. Step 6: Final answer
    x = 49,660.72

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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.