Home / 206,455.44-284,694.16-145,998.48

Finding the Fourth Proportional to 206,455.44, 284,694.16 and 145,998.48

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Solution

The fourth proportional to 206,455.44, 284,694.16 and 145,998.48 is: 201,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,455.44 : 284,694.16 = 145,998.48 : x
  2. Step 2: Convert to fraction form
    206,455.44/284,694.16 = 145,998.48/x
  3. Step 3: Cross multiply
    206,455.44x = 284,694.16 × 145,998.48
  4. Step 4: Simplify right side
    206,455.44x = 41,564,914,624.88
  5. Step 5: Solve for x
    x = 41,564,914,624.88/206,455.44
  6. Step 6: Final answer
    x = 201,326.32

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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.