Home / 193,890.04-267,563.02-109,012.56

Finding the Fourth Proportional to 193,890.04, 267,563.02 and 109,012.56

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Solution

The fourth proportional to 193,890.04, 267,563.02 and 109,012.56 is: 150,434.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,890.04 : 267,563.02 = 109,012.56 : x
  2. Step 2: Convert to fraction form
    193,890.04/267,563.02 = 109,012.56/x
  3. Step 3: Cross multiply
    193,890.04x = 267,563.02 × 109,012.56
  4. Step 4: Simplify right side
    193,890.04x = 29,167,729,771.53
  5. Step 5: Solve for x
    x = 29,167,729,771.53/193,890.04
  6. Step 6: Final answer
    x = 150,434.39

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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.