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Finding the Fourth Proportional to 254,994.47, 382,449.99 and 75,037.78

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Solution

The fourth proportional to 254,994.47, 382,449.99 and 75,037.78 is: 112,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,994.47 : 382,449.99 = 75,037.78 : x
  2. Step 2: Convert to fraction form
    254,994.47/382,449.99 = 75,037.78/x
  3. Step 3: Cross multiply
    254,994.47x = 382,449.99 × 75,037.78
  4. Step 4: Simplify right side
    254,994.47x = 28,698,198,210.62
  5. Step 5: Solve for x
    x = 28,698,198,210.62/254,994.47
  6. Step 6: Final answer
    x = 112,544.39

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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.