Home / 150,568.62-207,783.28-82,584.20

Finding the Fourth Proportional to 150,568.62, 207,783.28 and 82,584.20

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Solution

The fourth proportional to 150,568.62, 207,783.28 and 82,584.20 is: 113,965.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,568.62 : 207,783.28 = 82,584.20 : x
  2. Step 2: Convert to fraction form
    150,568.62/207,783.28 = 82,584.20/x
  3. Step 3: Cross multiply
    150,568.62x = 207,783.28 × 82,584.20
  4. Step 4: Simplify right side
    150,568.62x = 17,159,615,952.18
  5. Step 5: Solve for x
    x = 17,159,615,952.18/150,568.62
  6. Step 6: Final answer
    x = 113,965.42

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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.