Home / 208,662.69-313,025.22-75,574.02

Finding the Fourth Proportional to 208,662.69, 313,025.22 and 75,574.02

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Solution

The fourth proportional to 208,662.69, 313,025.22 and 75,574.02 is: 113,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,662.69 : 313,025.22 = 75,574.02 : x
  2. Step 2: Convert to fraction form
    208,662.69/313,025.22 = 75,574.02/x
  3. Step 3: Cross multiply
    208,662.69x = 313,025.22 × 75,574.02
  4. Step 4: Simplify right side
    208,662.69x = 23,656,574,236.78
  5. Step 5: Solve for x
    x = 23,656,574,236.78/208,662.69
  6. Step 6: Final answer
    x = 113,372.32

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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.