Home / 146,470.28-202,132.41-82,811.84

Finding the Fourth Proportional to 146,470.28, 202,132.41 and 82,811.84

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Solution

The fourth proportional to 146,470.28, 202,132.41 and 82,811.84 is: 114,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,470.28 : 202,132.41 = 82,811.84 : x
  2. Step 2: Convert to fraction form
    146,470.28/202,132.41 = 82,811.84/x
  3. Step 3: Cross multiply
    146,470.28x = 202,132.41 × 82,811.84
  4. Step 4: Simplify right side
    146,470.28x = 16,738,956,795.73
  5. Step 5: Solve for x
    x = 16,738,956,795.73/146,470.28
  6. Step 6: Final answer
    x = 114,282.27

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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.