Home / 217,882.81-326,843.05-60,111.26

Finding the Fourth Proportional to 217,882.81, 326,843.05 and 60,111.26

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Solution

The fourth proportional to 217,882.81, 326,843.05 and 60,111.26 is: 90,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,882.81 : 326,843.05 = 60,111.26 : x
  2. Step 2: Convert to fraction form
    217,882.81/326,843.05 = 60,111.26/x
  3. Step 3: Cross multiply
    217,882.81x = 326,843.05 × 60,111.26
  4. Step 4: Simplify right side
    217,882.81x = 19,646,948,950.11
  5. Step 5: Solve for x
    x = 19,646,948,950.11/217,882.81
  6. Step 6: Final answer
    x = 90,172.09

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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.