Home / 146,006.46-201,488.40-82,343.88

Finding the Fourth Proportional to 146,006.46, 201,488.40 and 82,343.88

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Solution

The fourth proportional to 146,006.46, 201,488.40 and 82,343.88 is: 113,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,006.46 : 201,488.40 = 82,343.88 : x
  2. Step 2: Convert to fraction form
    146,006.46/201,488.40 = 82,343.88/x
  3. Step 3: Cross multiply
    146,006.46x = 201,488.40 × 82,343.88
  4. Step 4: Simplify right side
    146,006.46x = 16,591,336,630.99
  5. Step 5: Solve for x
    x = 16,591,336,630.99/146,006.46
  6. Step 6: Final answer
    x = 113,634.26

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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.