Home / 227,745.90-341,826.14-121,219.28

Finding the Fourth Proportional to 227,745.90, 341,826.14 and 121,219.28

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Solution

The fourth proportional to 227,745.90, 341,826.14 and 121,219.28 is: 181,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,745.90 : 341,826.14 = 121,219.28 : x
  2. Step 2: Convert to fraction form
    227,745.90/341,826.14 = 121,219.28/x
  3. Step 3: Cross multiply
    227,745.90x = 341,826.14 × 121,219.28
  4. Step 4: Simplify right side
    227,745.90x = 41,435,918,575.98
  5. Step 5: Solve for x
    x = 41,435,918,575.98/227,745.90
  6. Step 6: Final answer
    x = 181,939.25

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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.