Home / 195,405.46-293,107.38-55,163.68

Finding the Fourth Proportional to 195,405.46, 293,107.38 and 55,163.68

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Solution

The fourth proportional to 195,405.46, 293,107.38 and 55,163.68 is: 82,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,405.46 : 293,107.38 = 55,163.68 : x
  2. Step 2: Convert to fraction form
    195,405.46/293,107.38 = 55,163.68/x
  3. Step 3: Cross multiply
    195,405.46x = 293,107.38 × 55,163.68
  4. Step 4: Simplify right side
    195,405.46x = 16,168,881,715.96
  5. Step 5: Solve for x
    x = 16,168,881,715.96/195,405.46
  6. Step 6: Final answer
    x = 82,745.29

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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.