Home / 263,569.33-363,724.14-142,708.12

Finding the Fourth Proportional to 263,569.33, 363,724.14 and 142,708.12

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Solution

The fourth proportional to 263,569.33, 363,724.14 and 142,708.12 is: 196,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,569.33 : 363,724.14 = 142,708.12 : x
  2. Step 2: Convert to fraction form
    263,569.33/363,724.14 = 142,708.12/x
  3. Step 3: Cross multiply
    263,569.33x = 363,724.14 × 142,708.12
  4. Step 4: Simplify right side
    263,569.33x = 51,906,386,399.40
  5. Step 5: Solve for x
    x = 51,906,386,399.40/263,569.33
  6. Step 6: Final answer
    x = 196,936.37

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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.