Home / 193,667.32-267,253.74-107,631.64

Finding the Fourth Proportional to 193,667.32, 267,253.74 and 107,631.64

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Solution

The fourth proportional to 193,667.32, 267,253.74 and 107,631.64 is: 148,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,667.32 : 267,253.74 = 107,631.64 : x
  2. Step 2: Convert to fraction form
    193,667.32/267,253.74 = 107,631.64/x
  3. Step 3: Cross multiply
    193,667.32x = 267,253.74 × 107,631.64
  4. Step 4: Simplify right side
    193,667.32x = 28,764,958,332.33
  5. Step 5: Solve for x
    x = 28,764,958,332.33/193,667.32
  6. Step 6: Final answer
    x = 148,527.68

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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.