Home / 52,206.92-78,209.57-31,163.73

Finding the Fourth Proportional to 52,206.92, 78,209.57 and 31,163.73

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Solution

The fourth proportional to 52,206.92, 78,209.57 and 31,163.73 is: 46,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,206.92 : 78,209.57 = 31,163.73 : x
  2. Step 2: Convert to fraction form
    52,206.92/78,209.57 = 31,163.73/x
  3. Step 3: Cross multiply
    52,206.92x = 78,209.57 × 31,163.73
  4. Step 4: Simplify right side
    52,206.92x = 2,437,301,767.08
  5. Step 5: Solve for x
    x = 2,437,301,767.08/52,206.92
  6. Step 6: Final answer
    x = 46,685.42

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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.