Home / 326,121.72-450,052.59-197,042.25

Finding the Fourth Proportional to 326,121.72, 450,052.59 and 197,042.25

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Solution

The fourth proportional to 326,121.72, 450,052.59 and 197,042.25 is: 271,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,121.72 : 450,052.59 = 197,042.25 : x
  2. Step 2: Convert to fraction form
    326,121.72/450,052.59 = 197,042.25/x
  3. Step 3: Cross multiply
    326,121.72x = 450,052.59 × 197,042.25
  4. Step 4: Simplify right side
    326,121.72x = 88,679,373,966.72
  5. Step 5: Solve for x
    x = 88,679,373,966.72/326,121.72
  6. Step 6: Final answer
    x = 271,921.09

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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.