Home / 269,093.04-403,654.29-109,145.22

Finding the Fourth Proportional to 269,093.04, 403,654.29 and 109,145.22

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Solution

The fourth proportional to 269,093.04, 403,654.29 and 109,145.22 is: 163,723.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,093.04 : 403,654.29 = 109,145.22 : x
  2. Step 2: Convert to fraction form
    269,093.04/403,654.29 = 109,145.22/x
  3. Step 3: Cross multiply
    269,093.04x = 403,654.29 × 109,145.22
  4. Step 4: Simplify right side
    269,093.04x = 44,056,936,633.55
  5. Step 5: Solve for x
    x = 44,056,936,633.55/269,093.04
  6. Step 6: Final answer
    x = 163,723.81

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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.