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Finding the Fourth Proportional to 254,227.60, 381,277.41 and 104,509.63

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Solution

The fourth proportional to 254,227.60, 381,277.41 and 104,509.63 is: 156,738.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,227.60 : 381,277.41 = 104,509.63 : x
  2. Step 2: Convert to fraction form
    254,227.60/381,277.41 = 104,509.63/x
  3. Step 3: Cross multiply
    254,227.60x = 381,277.41 × 104,509.63
  4. Step 4: Simplify right side
    254,227.60x = 39,847,161,046.46
  5. Step 5: Solve for x
    x = 39,847,161,046.46/254,227.60
  6. Step 6: Final answer
    x = 156,738.14

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1.5x scale

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.