Home / 227,721.40-341,208.22-77,879.94

Finding the Fourth Proportional to 227,721.40, 341,208.22 and 77,879.94

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Solution

The fourth proportional to 227,721.40, 341,208.22 and 77,879.94 is: 116,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,721.40 : 341,208.22 = 77,879.94 : x
  2. Step 2: Convert to fraction form
    227,721.40/341,208.22 = 77,879.94/x
  3. Step 3: Cross multiply
    227,721.40x = 341,208.22 × 77,879.94
  4. Step 4: Simplify right side
    227,721.40x = 26,573,274,226.88
  5. Step 5: Solve for x
    x = 26,573,274,226.88/227,721.40
  6. Step 6: Final answer
    x = 116,692.04

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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.