Home / 226,747.40-340,121.10-68,975.60

Finding the Fourth Proportional to 226,747.40, 340,121.10 and 68,975.60

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Solution

The fourth proportional to 226,747.40, 340,121.10 and 68,975.60 is: 103,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,747.40 : 340,121.10 = 68,975.60 : x
  2. Step 2: Convert to fraction form
    226,747.40/340,121.10 = 68,975.60/x
  3. Step 3: Cross multiply
    226,747.40x = 340,121.10 × 68,975.60
  4. Step 4: Simplify right side
    226,747.40x = 23,460,056,945.16
  5. Step 5: Solve for x
    x = 23,460,056,945.16/226,747.40
  6. Step 6: Final answer
    x = 103,463.40

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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.