Home / 271,799.60-407,731.82-131,457.38

Finding the Fourth Proportional to 271,799.60, 407,731.82 and 131,457.38

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Solution

The fourth proportional to 271,799.60, 407,731.82 and 131,457.38 is: 197,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,799.60 : 407,731.82 = 131,457.38 : x
  2. Step 2: Convert to fraction form
    271,799.60/407,731.82 = 131,457.38/x
  3. Step 3: Cross multiply
    271,799.60x = 407,731.82 × 131,457.38
  4. Step 4: Simplify right side
    271,799.60x = 53,599,354,103.89
  5. Step 5: Solve for x
    x = 53,599,354,103.89/271,799.60
  6. Step 6: Final answer
    x = 197,201.74

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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.