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Finding the Fourth Proportional to 225,923.77, 338,888.09 and 68,153.59

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Solution

The fourth proportional to 225,923.77, 338,888.09 and 68,153.59 is: 102,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,923.77 : 338,888.09 = 68,153.59 : x
  2. Step 2: Convert to fraction form
    225,923.77/338,888.09 = 68,153.59/x
  3. Step 3: Cross multiply
    225,923.77x = 338,888.09 × 68,153.59
  4. Step 4: Simplify right side
    225,923.77x = 23,096,439,600.98
  5. Step 5: Solve for x
    x = 23,096,439,600.98/225,923.77
  6. Step 6: Final answer
    x = 102,231.12

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1.5x scale

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.