Home / 208,217.54-312,325.25-50,446.01

Finding the Fourth Proportional to 208,217.54, 312,325.25 and 50,446.01

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Solution

The fourth proportional to 208,217.54, 312,325.25 and 50,446.01 is: 75,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,217.54 : 312,325.25 = 50,446.01 : x
  2. Step 2: Convert to fraction form
    208,217.54/312,325.25 = 50,446.01/x
  3. Step 3: Cross multiply
    208,217.54x = 312,325.25 × 50,446.01
  4. Step 4: Simplify right side
    208,217.54x = 15,755,560,870.90
  5. Step 5: Solve for x
    x = 15,755,560,870.90/208,217.54
  6. Step 6: Final answer
    x = 75,668.75

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1.5x scale

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.