Home / 193,928.12-267,618.16-109,045.40

Finding the Fourth Proportional to 193,928.12, 267,618.16 and 109,045.40

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Solution

The fourth proportional to 193,928.12, 267,618.16 and 109,045.40 is: 150,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,928.12 : 267,618.16 = 109,045.40 : x
  2. Step 2: Convert to fraction form
    193,928.12/267,618.16 = 109,045.40/x
  3. Step 3: Cross multiply
    193,928.12x = 267,618.16 × 109,045.40
  4. Step 4: Simplify right side
    193,928.12x = 29,182,529,304.46
  5. Step 5: Solve for x
    x = 29,182,529,304.46/193,928.12
  6. Step 6: Final answer
    x = 150,481.16

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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.