Home / 254,845.10-351,167.60-197,133.82

Finding the Fourth Proportional to 254,845.10, 351,167.60 and 197,133.82

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Solution

The fourth proportional to 254,845.10, 351,167.60 and 197,133.82 is: 271,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,845.10 : 351,167.60 = 197,133.82 : x
  2. Step 2: Convert to fraction form
    254,845.10/351,167.60 = 197,133.82/x
  3. Step 3: Cross multiply
    254,845.10x = 351,167.60 × 197,133.82
  4. Step 4: Simplify right side
    254,845.10x = 69,227,010,063.15
  5. Step 5: Solve for x
    x = 69,227,010,063.15/254,845.10
  6. Step 6: Final answer
    x = 271,643.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.