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Finding the Fourth Proportional to 68,566.72, 102,858.39 and 24,184.39

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Solution

The fourth proportional to 68,566.72, 102,858.39 and 24,184.39 is: 36,279.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,566.72 : 102,858.39 = 24,184.39 : x
  2. Step 2: Convert to fraction form
    68,566.72/102,858.39 = 24,184.39/x
  3. Step 3: Cross multiply
    68,566.72x = 102,858.39 × 24,184.39
  4. Step 4: Simplify right side
    68,566.72x = 2,487,567,418.53
  5. Step 5: Solve for x
    x = 2,487,567,418.53/68,566.72
  6. Step 6: Final answer
    x = 36,279.52

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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.