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Finding the Fourth Proportional to 80,370.73, 110,911.43 and 44,559.82

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Solution

The fourth proportional to 80,370.73, 110,911.43 and 44,559.82 is: 61,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,370.73 : 110,911.43 = 44,559.82 : x
  2. Step 2: Convert to fraction form
    80,370.73/110,911.43 = 44,559.82/x
  3. Step 3: Cross multiply
    80,370.73x = 110,911.43 × 44,559.82
  4. Step 4: Simplify right side
    80,370.73x = 4,942,193,356.13
  5. Step 5: Solve for x
    x = 4,942,193,356.13/80,370.73
  6. Step 6: Final answer
    x = 61,492.45

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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.