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Finding the Fourth Proportional to 80,089.98, 110,524.94 and 43,792.53

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Solution

The fourth proportional to 80,089.98, 110,524.94 and 43,792.53 is: 60,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,089.98 : 110,524.94 = 43,792.53 : x
  2. Step 2: Convert to fraction form
    80,089.98/110,524.94 = 43,792.53/x
  3. Step 3: Cross multiply
    80,089.98x = 110,524.94 × 43,792.53
  4. Step 4: Simplify right side
    80,089.98x = 4,840,166,750.70
  5. Step 5: Solve for x
    x = 4,840,166,750.70/80,089.98
  6. Step 6: Final answer
    x = 60,434.11

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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.