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Finding the Fourth Proportional to 110,703.31, 166,013.96 and 35,804.03

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Solution

The fourth proportional to 110,703.31, 166,013.96 and 35,804.03 is: 53,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,703.31 : 166,013.96 = 35,804.03 : x
  2. Step 2: Convert to fraction form
    110,703.31/166,013.96 = 35,804.03/x
  3. Step 3: Cross multiply
    110,703.31x = 166,013.96 × 35,804.03
  4. Step 4: Simplify right side
    110,703.31x = 5,943,967,795.17
  5. Step 5: Solve for x
    x = 5,943,967,795.17/110,703.31
  6. Step 6: Final answer
    x = 53,692.78

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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.