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Finding the Fourth Proportional to 80,369.67, 110,902.73 and 44,559.03

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Solution

The fourth proportional to 80,369.67, 110,902.73 and 44,559.03 is: 61,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,369.67 : 110,902.73 = 44,559.03 : x
  2. Step 2: Convert to fraction form
    80,369.67/110,902.73 = 44,559.03/x
  3. Step 3: Cross multiply
    80,369.67x = 110,902.73 × 44,559.03
  4. Step 4: Simplify right side
    80,369.67x = 4,941,717,850.36
  5. Step 5: Solve for x
    x = 4,941,717,850.36/80,369.67
  6. Step 6: Final answer
    x = 61,487.35

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1.5x scale

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.