Home / 208,240.22-312,360.33-50,468.68

Finding the Fourth Proportional to 208,240.22, 312,360.33 and 50,468.68

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Solution

The fourth proportional to 208,240.22, 312,360.33 and 50,468.68 is: 75,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,240.22 : 312,360.33 = 50,468.68 : x
  2. Step 2: Convert to fraction form
    208,240.22/312,360.33 = 50,468.68/x
  3. Step 3: Cross multiply
    208,240.22x = 312,360.33 × 50,468.68
  4. Step 4: Simplify right side
    208,240.22x = 15,764,412,758.56
  5. Step 5: Solve for x
    x = 15,764,412,758.56/208,240.22
  6. Step 6: Final answer
    x = 75,703.02

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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.