Home / 273,450.30-410,040.34-83,865.22

Finding the Fourth Proportional to 273,450.30, 410,040.34 and 83,865.22

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Solution

The fourth proportional to 273,450.30, 410,040.34 and 83,865.22 is: 125,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,450.30 : 410,040.34 = 83,865.22 : x
  2. Step 2: Convert to fraction form
    273,450.30/410,040.34 = 83,865.22/x
  3. Step 3: Cross multiply
    273,450.30x = 410,040.34 × 83,865.22
  4. Step 4: Simplify right side
    273,450.30x = 34,388,123,322.97
  5. Step 5: Solve for x
    x = 34,388,123,322.97/273,450.30
  6. Step 6: Final answer
    x = 125,756.39

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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.