Home / 217,159.22-325,738.92-59,375.72

Finding the Fourth Proportional to 217,159.22, 325,738.92 and 59,375.72

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Solution

The fourth proportional to 217,159.22, 325,738.92 and 59,375.72 is: 89,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,159.22 : 325,738.92 = 59,375.72 : x
  2. Step 2: Convert to fraction form
    217,159.22/325,738.92 = 59,375.72/x
  3. Step 3: Cross multiply
    217,159.22x = 325,738.92 × 59,375.72
  4. Step 4: Simplify right side
    217,159.22x = 19,340,982,907.02
  5. Step 5: Solve for x
    x = 19,340,982,907.02/217,159.22
  6. Step 6: Final answer
    x = 89,063.60

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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.