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Finding the Fourth Proportional to 110,903.30, 166,497.96 and 95,209.19

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Solution

The fourth proportional to 110,903.30, 166,497.96 and 95,209.19 is: 142,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,903.30 : 166,497.96 = 95,209.19 : x
  2. Step 2: Convert to fraction form
    110,903.30/166,497.96 = 95,209.19/x
  3. Step 3: Cross multiply
    110,903.30x = 166,497.96 × 95,209.19
  4. Step 4: Simplify right side
    110,903.30x = 15,852,135,075.76
  5. Step 5: Solve for x
    x = 15,852,135,075.76/110,903.30
  6. Step 6: Final answer
    x = 142,936.56

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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.