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Finding the Fourth Proportional to 225,924.77, 338,889.59 and 68,154.59

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Solution

The fourth proportional to 225,924.77, 338,889.59 and 68,154.59 is: 102,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,924.77 : 338,889.59 = 68,154.59 : x
  2. Step 2: Convert to fraction form
    225,924.77/338,889.59 = 68,154.59/x
  3. Step 3: Cross multiply
    225,924.77x = 338,889.59 × 68,154.59
  4. Step 4: Simplify right side
    225,924.77x = 23,096,881,061.72
  5. Step 5: Solve for x
    x = 23,096,881,061.72/225,924.77
  6. Step 6: Final answer
    x = 102,232.62

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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.