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Finding the Fourth Proportional to 110,801.79, 166,228.99 and 35,921.97

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Solution

The fourth proportional to 110,801.79, 166,228.99 and 35,921.97 is: 53,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,801.79 : 166,228.99 = 35,921.97 : x
  2. Step 2: Convert to fraction form
    110,801.79/166,228.99 = 35,921.97/x
  3. Step 3: Cross multiply
    110,801.79x = 166,228.99 × 35,921.97
  4. Step 4: Simplify right side
    110,801.79x = 5,971,272,702.11
  5. Step 5: Solve for x
    x = 5,971,272,702.11/110,801.79
  6. Step 6: Final answer
    x = 53,891.48

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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.