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Finding the Fourth Proportional to 73,433.65, 110,152.87 and 34,956.80

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Solution

The fourth proportional to 73,433.65, 110,152.87 and 34,956.80 is: 52,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,433.65 : 110,152.87 = 34,956.80 : x
  2. Step 2: Convert to fraction form
    73,433.65/110,152.87 = 34,956.80/x
  3. Step 3: Cross multiply
    73,433.65x = 110,152.87 × 34,956.80
  4. Step 4: Simplify right side
    73,433.65x = 3,850,591,846.02
  5. Step 5: Solve for x
    x = 3,850,591,846.02/73,433.65
  6. Step 6: Final answer
    x = 52,436.34

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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.