Home / 263,710.14-363,921.76-142,851.44

Finding the Fourth Proportional to 263,710.14, 363,921.76 and 142,851.44

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Solution

The fourth proportional to 263,710.14, 363,921.76 and 142,851.44 is: 197,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,710.14 : 363,921.76 = 142,851.44 : x
  2. Step 2: Convert to fraction form
    263,710.14/363,921.76 = 142,851.44/x
  3. Step 3: Cross multiply
    263,710.14x = 363,921.76 × 142,851.44
  4. Step 4: Simplify right side
    263,710.14x = 51,986,747,463.33
  5. Step 5: Solve for x
    x = 51,986,747,463.33/263,710.14
  6. Step 6: Final answer
    x = 197,135.94

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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.