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Finding the Fourth Proportional to 110,673.31, 166,011.45 and 34,769.38

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Solution

The fourth proportional to 110,673.31, 166,011.45 and 34,769.38 is: 52,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,673.31 : 166,011.45 = 34,769.38 : x
  2. Step 2: Convert to fraction form
    110,673.31/166,011.45 = 34,769.38/x
  3. Step 3: Cross multiply
    110,673.31x = 166,011.45 × 34,769.38
  4. Step 4: Simplify right side
    110,673.31x = 5,772,115,189.40
  5. Step 5: Solve for x
    x = 5,772,115,189.40/110,673.31
  6. Step 6: Final answer
    x = 52,154.54

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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.