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Finding the Fourth Proportional to 68,236.00, 102,339.88 and 18,304.22

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Solution

The fourth proportional to 68,236.00, 102,339.88 and 18,304.22 is: 27,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,236.00 : 102,339.88 = 18,304.22 : x
  2. Step 2: Convert to fraction form
    68,236.00/102,339.88 = 18,304.22/x
  3. Step 3: Cross multiply
    68,236.00x = 102,339.88 × 18,304.22
  4. Step 4: Simplify right side
    68,236.00x = 1,873,251,586.77
  5. Step 5: Solve for x
    x = 1,873,251,586.77/68,236.00
  6. Step 6: Final answer
    x = 27,452.54

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1.5x scale

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.