Home / 193,886.78-267,563.73-109,004.45

Finding the Fourth Proportional to 193,886.78, 267,563.73 and 109,004.45

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Solution

The fourth proportional to 193,886.78, 267,563.73 and 109,004.45 is: 150,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,886.78 : 267,563.73 = 109,004.45 : x
  2. Step 2: Convert to fraction form
    193,886.78/267,563.73 = 109,004.45/x
  3. Step 3: Cross multiply
    193,886.78x = 267,563.73 × 109,004.45
  4. Step 4: Simplify right side
    193,886.78x = 29,165,635,890.78
  5. Step 5: Solve for x
    x = 29,165,635,890.78/193,886.78
  6. Step 6: Final answer
    x = 150,426.12

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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.