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Finding the Fourth Proportional to 236,685.04, 354,974.52 and 68,167.84

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Solution

The fourth proportional to 236,685.04, 354,974.52 and 68,167.84 is: 102,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,685.04 : 354,974.52 = 68,167.84 : x
  2. Step 2: Convert to fraction form
    236,685.04/354,974.52 = 68,167.84/x
  3. Step 3: Cross multiply
    236,685.04x = 354,974.52 × 68,167.84
  4. Step 4: Simplify right side
    236,685.04x = 24,197,846,283.44
  5. Step 5: Solve for x
    x = 24,197,846,283.44/236,685.04
  6. Step 6: Final answer
    x = 102,236.48

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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.