Home / 217,723.69-326,606.19-84,614.23

Finding the Fourth Proportional to 217,723.69, 326,606.19 and 84,614.23

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Solution

The fourth proportional to 217,723.69, 326,606.19 and 84,614.23 is: 126,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,723.69 : 326,606.19 = 84,614.23 : x
  2. Step 2: Convert to fraction form
    217,723.69/326,606.19 = 84,614.23/x
  3. Step 3: Cross multiply
    217,723.69x = 326,606.19 × 84,614.23
  4. Step 4: Simplify right side
    217,723.69x = 27,635,531,280.08
  5. Step 5: Solve for x
    x = 27,635,531,280.08/217,723.69
  6. Step 6: Final answer
    x = 126,929.37

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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.