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Finding the Fourth Proportional to 136,568.94, 204,846.12 and 52,369.44

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Solution

The fourth proportional to 136,568.94, 204,846.12 and 52,369.44 is: 78,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,568.94 : 204,846.12 = 52,369.44 : x
  2. Step 2: Convert to fraction form
    136,568.94/204,846.12 = 52,369.44/x
  3. Step 3: Cross multiply
    136,568.94x = 204,846.12 × 52,369.44
  4. Step 4: Simplify right side
    136,568.94x = 10,727,676,590.57
  5. Step 5: Solve for x
    x = 10,727,676,590.57/136,568.94
  6. Step 6: Final answer
    x = 78,551.36

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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.