Home / 245,499.85-338,708.33-200,099.75

Finding the Fourth Proportional to 245,499.85, 338,708.33 and 200,099.75

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Solution

The fourth proportional to 245,499.85, 338,708.33 and 200,099.75 is: 276,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,499.85 : 338,708.33 = 200,099.75 : x
  2. Step 2: Convert to fraction form
    245,499.85/338,708.33 = 200,099.75/x
  3. Step 3: Cross multiply
    245,499.85x = 338,708.33 × 200,099.75
  4. Step 4: Simplify right side
    245,499.85x = 67,775,452,155.92
  5. Step 5: Solve for x
    x = 67,775,452,155.92/245,499.85
  6. Step 6: Final answer
    x = 276,071.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.