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Finding the Fourth Proportional to 254,671.54, 381,824.34 and 119,659.48

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Solution

The fourth proportional to 254,671.54, 381,824.34 and 119,659.48 is: 179,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,671.54 : 381,824.34 = 119,659.48 : x
  2. Step 2: Convert to fraction form
    254,671.54/381,824.34 = 119,659.48/x
  3. Step 3: Cross multiply
    254,671.54x = 381,824.34 × 119,659.48
  4. Step 4: Simplify right side
    254,671.54x = 45,688,901,975.74
  5. Step 5: Solve for x
    x = 45,688,901,975.74/254,671.54
  6. Step 6: Final answer
    x = 179,403.25

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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.