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Finding the Fourth Proportional to 150,494.67, 225,739.71 and 36,643.55

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Solution

The fourth proportional to 150,494.67, 225,739.71 and 36,643.55 is: 54,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,494.67 : 225,739.71 = 36,643.55 : x
  2. Step 2: Convert to fraction form
    150,494.67/225,739.71 = 36,643.55/x
  3. Step 3: Cross multiply
    150,494.67x = 225,739.71 × 36,643.55
  4. Step 4: Simplify right side
    150,494.67x = 8,271,903,221.67
  5. Step 5: Solve for x
    x = 8,271,903,221.67/150,494.67
  6. Step 6: Final answer
    x = 54,964.76

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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.