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Finding the Fourth Proportional to 254,481.60, 351,151.56 and 141,282.48

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Solution

The fourth proportional to 254,481.60, 351,151.56 and 141,282.48 is: 194,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,481.60 : 351,151.56 = 141,282.48 : x
  2. Step 2: Convert to fraction form
    254,481.60/351,151.56 = 141,282.48/x
  3. Step 3: Cross multiply
    254,481.60x = 351,151.56 × 141,282.48
  4. Step 4: Simplify right side
    254,481.60x = 49,611,563,252.67
  5. Step 5: Solve for x
    x = 49,611,563,252.67/254,481.60
  6. Step 6: Final answer
    x = 194,951.47

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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.