Home / 217,584.46-300,458.04-136,052.44

Finding the Fourth Proportional to 217,584.46, 300,458.04 and 136,052.44

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Solution

The fourth proportional to 217,584.46, 300,458.04 and 136,052.44 is: 187,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,584.46 : 300,458.04 = 136,052.44 : x
  2. Step 2: Convert to fraction form
    217,584.46/300,458.04 = 136,052.44/x
  3. Step 3: Cross multiply
    217,584.46x = 300,458.04 × 136,052.44
  4. Step 4: Simplify right side
    217,584.46x = 40,878,049,459.62
  5. Step 5: Solve for x
    x = 40,878,049,459.62/217,584.46
  6. Step 6: Final answer
    x = 187,872.10

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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.