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Finding the Fourth Proportional to 100,362, 150,601.32 and 44,958

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Solution

The fourth proportional to 100,362, 150,601.32 and 44,958 is: 67,463.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,362 : 150,601.32 = 44,958 : x
  2. Step 2: Convert to fraction form
    100,362/150,601.32 = 44,958/x
  3. Step 3: Cross multiply
    100,362x = 150,601.32 × 44,958
  4. Step 4: Simplify right side
    100,362x = 6,770,734,144.56
  5. Step 5: Solve for x
    x = 6,770,734,144.56/100,362
  6. Step 6: Final answer
    x = 67,463.12

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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.