Home / 217,744.57-326,620.13-75,594.36

Finding the Fourth Proportional to 217,744.57, 326,620.13 and 75,594.36

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Solution

The fourth proportional to 217,744.57, 326,620.13 and 75,594.36 is: 113,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,744.57 : 326,620.13 = 75,594.36 : x
  2. Step 2: Convert to fraction form
    217,744.57/326,620.13 = 75,594.36/x
  3. Step 3: Cross multiply
    217,744.57x = 326,620.13 × 75,594.36
  4. Step 4: Simplify right side
    217,744.57x = 24,690,638,796.37
  5. Step 5: Solve for x
    x = 24,690,638,796.37/217,744.57
  6. Step 6: Final answer
    x = 113,392.67

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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.