Home / 146,956.13-202,786.49-81,546.60

Finding the Fourth Proportional to 146,956.13, 202,786.49 and 81,546.60

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Solution

The fourth proportional to 146,956.13, 202,786.49 and 81,546.60 is: 112,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,956.13 : 202,786.49 = 81,546.60 : x
  2. Step 2: Convert to fraction form
    146,956.13/202,786.49 = 81,546.60/x
  3. Step 3: Cross multiply
    146,956.13x = 202,786.49 × 81,546.60
  4. Step 4: Simplify right side
    146,956.13x = 16,536,548,377.70
  5. Step 5: Solve for x
    x = 16,536,548,377.70/146,956.13
  6. Step 6: Final answer
    x = 112,527.11

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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.