Home / 193,921.84-267,608.58-107,880.40

Finding the Fourth Proportional to 193,921.84, 267,608.58 and 107,880.40

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Solution

The fourth proportional to 193,921.84, 267,608.58 and 107,880.40 is: 148,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,921.84 : 267,608.58 = 107,880.40 : x
  2. Step 2: Convert to fraction form
    193,921.84/267,608.58 = 107,880.40/x
  3. Step 3: Cross multiply
    193,921.84x = 267,608.58 × 107,880.40
  4. Step 4: Simplify right side
    193,921.84x = 28,869,720,653.83
  5. Step 5: Solve for x
    x = 28,869,720,653.83/193,921.84
  6. Step 6: Final answer
    x = 148,872.97

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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.