Home / 254,965.40-351,860.89-140,252.57

Finding the Fourth Proportional to 254,965.40, 351,860.89 and 140,252.57

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Solution

The fourth proportional to 254,965.40, 351,860.89 and 140,252.57 is: 193,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,965.40 : 351,860.89 = 140,252.57 : x
  2. Step 2: Convert to fraction form
    254,965.40/351,860.89 = 140,252.57/x
  3. Step 3: Cross multiply
    254,965.40x = 351,860.89 × 140,252.57
  4. Step 4: Simplify right side
    254,965.40x = 49,349,394,104.99
  5. Step 5: Solve for x
    x = 49,349,394,104.99/254,965.40
  6. Step 6: Final answer
    x = 193,553.30

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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.