Home / 150,381.73-207,524.07-89,169.11

Finding the Fourth Proportional to 150,381.73, 207,524.07 and 89,169.11

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Solution

The fourth proportional to 150,381.73, 207,524.07 and 89,169.11 is: 123,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,381.73 : 207,524.07 = 89,169.11 : x
  2. Step 2: Convert to fraction form
    150,381.73/207,524.07 = 89,169.11/x
  3. Step 3: Cross multiply
    150,381.73x = 207,524.07 × 89,169.11
  4. Step 4: Simplify right side
    150,381.73x = 18,504,736,179.63
  5. Step 5: Solve for x
    x = 18,504,736,179.63/150,381.73
  6. Step 6: Final answer
    x = 123,051.76

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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.