Home / 217,257.24-325,975.56-117,299.72

Finding the Fourth Proportional to 217,257.24, 325,975.56 and 117,299.72

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Solution

The fourth proportional to 217,257.24, 325,975.56 and 117,299.72 is: 175,998.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,257.24 : 325,975.56 = 117,299.72 : x
  2. Step 2: Convert to fraction form
    217,257.24/325,975.56 = 117,299.72/x
  3. Step 3: Cross multiply
    217,257.24x = 325,975.56 × 117,299.72
  4. Step 4: Simplify right side
    217,257.24x = 38,236,841,914.84
  5. Step 5: Solve for x
    x = 38,236,841,914.84/217,257.24
  6. Step 6: Final answer
    x = 175,998.01

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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.