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Finding the Fourth Proportional to 192,933, 266,247.63 and 108,050.09

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Solution

The fourth proportional to 192,933, 266,247.63 and 108,050.09 is: 149,109.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,933 : 266,247.63 = 108,050.09 : x
  2. Step 2: Convert to fraction form
    192,933/266,247.63 = 108,050.09/x
  3. Step 3: Cross multiply
    192,933x = 266,247.63 × 108,050.09
  4. Step 4: Simplify right side
    192,933x = 28,768,079,052.55
  5. Step 5: Solve for x
    x = 28,768,079,052.55/192,933
  6. Step 6: Final answer
    x = 149,109.17

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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.