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Finding the Fourth Proportional to 166,889.96, 250,334.89 and 110,839.51

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Solution

The fourth proportional to 166,889.96, 250,334.89 and 110,839.51 is: 166,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,889.96 : 250,334.89 = 110,839.51 : x
  2. Step 2: Convert to fraction form
    166,889.96/250,334.89 = 110,839.51/x
  3. Step 3: Cross multiply
    166,889.96x = 250,334.89 × 110,839.51
  4. Step 4: Simplify right side
    166,889.96x = 27,746,995,640.57
  5. Step 5: Solve for x
    x = 27,746,995,640.57/166,889.96
  6. Step 6: Final answer
    x = 166,259.22

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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.