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Finding the Fourth Proportional to 68,248.29, 102,323.94 and 26,092.83

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Solution

The fourth proportional to 68,248.29, 102,323.94 and 26,092.83 is: 39,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,248.29 : 102,323.94 = 26,092.83 : x
  2. Step 2: Convert to fraction form
    68,248.29/102,323.94 = 26,092.83/x
  3. Step 3: Cross multiply
    68,248.29x = 102,323.94 × 26,092.83
  4. Step 4: Simplify right side
    68,248.29x = 2,669,921,171.35
  5. Step 5: Solve for x
    x = 2,669,921,171.35/68,248.29
  6. Step 6: Final answer
    x = 39,120.70

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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.