Home / 217,343.21-325,979.82-59,534.78

Finding the Fourth Proportional to 217,343.21, 325,979.82 and 59,534.78

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Solution

The fourth proportional to 217,343.21, 325,979.82 and 59,534.78 is: 89,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,343.21 : 325,979.82 = 59,534.78 : x
  2. Step 2: Convert to fraction form
    217,343.21/325,979.82 = 59,534.78/x
  3. Step 3: Cross multiply
    217,343.21x = 325,979.82 × 59,534.78
  4. Step 4: Simplify right side
    217,343.21x = 19,407,135,238.24
  5. Step 5: Solve for x
    x = 19,407,135,238.24/217,343.21
  6. Step 6: Final answer
    x = 89,292.58

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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.