Home / 109,211.73-163,817.48-34,338.44

Finding the Fourth Proportional to 109,211.73, 163,817.48 and 34,338.44

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Solution

The fourth proportional to 109,211.73, 163,817.48 and 34,338.44 is: 51,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,211.73 : 163,817.48 = 34,338.44 : x
  2. Step 2: Convert to fraction form
    109,211.73/163,817.48 = 34,338.44/x
  3. Step 3: Cross multiply
    109,211.73x = 163,817.48 × 34,338.44
  4. Step 4: Simplify right side
    109,211.73x = 5,625,235,717.15
  5. Step 5: Solve for x
    x = 5,625,235,717.15/109,211.73
  6. Step 6: Final answer
    x = 51,507.61

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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.