Home / 268,799.40-370,936.34-146,286.56

Finding the Fourth Proportional to 268,799.40, 370,936.34 and 146,286.56

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Solution

The fourth proportional to 268,799.40, 370,936.34 and 146,286.56 is: 201,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,799.40 : 370,936.34 = 146,286.56 : x
  2. Step 2: Convert to fraction form
    268,799.40/370,936.34 = 146,286.56/x
  3. Step 3: Cross multiply
    268,799.40x = 370,936.34 × 146,286.56
  4. Step 4: Simplify right side
    268,799.40x = 54,263,001,157.59
  5. Step 5: Solve for x
    x = 54,263,001,157.59/268,799.40
  6. Step 6: Final answer
    x = 201,871.73

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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.