Home / 226,921.47-340,419.14-67,013.57

Finding the Fourth Proportional to 226,921.47, 340,419.14 and 67,013.57

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Solution

The fourth proportional to 226,921.47, 340,419.14 and 67,013.57 is: 100,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,921.47 : 340,419.14 = 67,013.57 : x
  2. Step 2: Convert to fraction form
    226,921.47/340,419.14 = 67,013.57/x
  3. Step 3: Cross multiply
    226,921.47x = 340,419.14 × 67,013.57
  4. Step 4: Simplify right side
    226,921.47x = 22,812,702,886.31
  5. Step 5: Solve for x
    x = 22,812,702,886.31/226,921.47
  6. Step 6: Final answer
    x = 100,531.27

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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.