Home / 193,971.95-267,681.32-109,089

Finding the Fourth Proportional to 193,971.95, 267,681.32 and 109,089

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Solution

The fourth proportional to 193,971.95, 267,681.32 and 109,089 is: 150,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,971.95 : 267,681.32 = 109,089 : x
  2. Step 2: Convert to fraction form
    193,971.95/267,681.32 = 109,089/x
  3. Step 3: Cross multiply
    193,971.95x = 267,681.32 × 109,089
  4. Step 4: Simplify right side
    193,971.95x = 29,201,086,972.04
  5. Step 5: Solve for x
    x = 29,201,086,972.04/193,971.95
  6. Step 6: Final answer
    x = 150,542.84

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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.