Home / 55,212.19-82,711.36-33,043.03

Finding the Fourth Proportional to 55,212.19, 82,711.36 and 33,043.03

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Solution

The fourth proportional to 55,212.19, 82,711.36 and 33,043.03 is: 49,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,212.19 : 82,711.36 = 33,043.03 : x
  2. Step 2: Convert to fraction form
    55,212.19/82,711.36 = 33,043.03/x
  3. Step 3: Cross multiply
    55,212.19x = 82,711.36 × 33,043.03
  4. Step 4: Simplify right side
    55,212.19x = 2,733,033,949.82
  5. Step 5: Solve for x
    x = 2,733,033,949.82/55,212.19
  6. Step 6: Final answer
    x = 49,500.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.