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Finding the Fourth Proportional to 67,879.78, 93,677.79 and 44,026.90

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Solution

The fourth proportional to 67,879.78, 93,677.79 and 44,026.90 is: 60,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,879.78 : 93,677.79 = 44,026.90 : x
  2. Step 2: Convert to fraction form
    67,879.78/93,677.79 = 44,026.90/x
  3. Step 3: Cross multiply
    67,879.78x = 93,677.79 × 44,026.90
  4. Step 4: Simplify right side
    67,879.78x = 4,124,342,692.55
  5. Step 5: Solve for x
    x = 4,124,342,692.55/67,879.78
  6. Step 6: Final answer
    x = 60,759.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.