Home / 193,679.56-267,277.55-107,635.81

Finding the Fourth Proportional to 193,679.56, 267,277.55 and 107,635.81

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Solution

The fourth proportional to 193,679.56, 267,277.55 and 107,635.81 is: 148,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,679.56 : 267,277.55 = 107,635.81 : x
  2. Step 2: Convert to fraction form
    193,679.56/267,277.55 = 107,635.81/x
  3. Step 3: Cross multiply
    193,679.56x = 267,277.55 × 107,635.81
  4. Step 4: Simplify right side
    193,679.56x = 28,768,635,938.28
  5. Step 5: Solve for x
    x = 28,768,635,938.28/193,679.56
  6. Step 6: Final answer
    x = 148,537.29

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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.