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Finding the Fourth Proportional to 110,960.27, 166,482.30 and 66,617.93

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Solution

The fourth proportional to 110,960.27, 166,482.30 and 66,617.93 is: 99,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,960.27 : 166,482.30 = 66,617.93 : x
  2. Step 2: Convert to fraction form
    110,960.27/166,482.30 = 66,617.93/x
  3. Step 3: Cross multiply
    110,960.27x = 166,482.30 × 66,617.93
  4. Step 4: Simplify right side
    110,960.27x = 11,090,705,375.23
  5. Step 5: Solve for x
    x = 11,090,705,375.23/110,960.27
  6. Step 6: Final answer
    x = 99,952.04

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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.