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Finding the Fourth Proportional to 68,848.76, 103,277.82 and 22,098.80

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Solution

The fourth proportional to 68,848.76, 103,277.82 and 22,098.80 is: 33,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,848.76 : 103,277.82 = 22,098.80 : x
  2. Step 2: Convert to fraction form
    68,848.76/103,277.82 = 22,098.80/x
  3. Step 3: Cross multiply
    68,848.76x = 103,277.82 × 22,098.80
  4. Step 4: Simplify right side
    68,848.76x = 2,282,315,888.62
  5. Step 5: Solve for x
    x = 2,282,315,888.62/68,848.76
  6. Step 6: Final answer
    x = 33,149.70

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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.