Home / 227,192.67-340,867.40-100,921.36

Finding the Fourth Proportional to 227,192.67, 340,867.40 and 100,921.36

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Solution

The fourth proportional to 227,192.67, 340,867.40 and 100,921.36 is: 151,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,192.67 : 340,867.40 = 100,921.36 : x
  2. Step 2: Convert to fraction form
    227,192.67/340,867.40 = 100,921.36/x
  3. Step 3: Cross multiply
    227,192.67x = 340,867.40 × 100,921.36
  4. Step 4: Simplify right side
    227,192.67x = 34,400,801,587.66
  5. Step 5: Solve for x
    x = 34,400,801,587.66/227,192.67
  6. Step 6: Final answer
    x = 151,416.86

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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.