Home / 206,076.14-309,158.48-63,918.44

Finding the Fourth Proportional to 206,076.14, 309,158.48 and 63,918.44

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Solution

The fourth proportional to 206,076.14, 309,158.48 and 63,918.44 is: 95,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,076.14 : 309,158.48 = 63,918.44 : x
  2. Step 2: Convert to fraction form
    206,076.14/309,158.48 = 63,918.44/x
  3. Step 3: Cross multiply
    206,076.14x = 309,158.48 × 63,918.44
  4. Step 4: Simplify right side
    206,076.14x = 19,760,926,368.37
  5. Step 5: Solve for x
    x = 19,760,926,368.37/206,076.14
  6. Step 6: Final answer
    x = 95,891.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.