Home / 271,945.98-407,778.77-122,057.78

Finding the Fourth Proportional to 271,945.98, 407,778.77 and 122,057.78

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Solution

The fourth proportional to 271,945.98, 407,778.77 and 122,057.78 is: 183,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,945.98 : 407,778.77 = 122,057.78 : x
  2. Step 2: Convert to fraction form
    271,945.98/407,778.77 = 122,057.78/x
  3. Step 3: Cross multiply
    271,945.98x = 407,778.77 × 122,057.78
  4. Step 4: Simplify right side
    271,945.98x = 49,772,569,663.58
  5. Step 5: Solve for x
    x = 49,772,569,663.58/271,945.98
  6. Step 6: Final answer
    x = 183,023.74

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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.