Home / 193,664.82-267,282.48-108,781.90

Finding the Fourth Proportional to 193,664.82, 267,282.48 and 108,781.90

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Solution

The fourth proportional to 193,664.82, 267,282.48 and 108,781.90 is: 150,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,664.82 : 267,282.48 = 108,781.90 : x
  2. Step 2: Convert to fraction form
    193,664.82/267,282.48 = 108,781.90/x
  3. Step 3: Cross multiply
    193,664.82x = 267,282.48 × 108,781.90
  4. Step 4: Simplify right side
    193,664.82x = 29,075,496,011.11
  5. Step 5: Solve for x
    x = 29,075,496,011.11/193,664.82
  6. Step 6: Final answer
    x = 150,133.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.