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Finding the Fourth Proportional to 50,811.68, 70,059.66 and 35,249.96

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Solution

The fourth proportional to 50,811.68, 70,059.66 and 35,249.96 is: 48,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,811.68 : 70,059.66 = 35,249.96 : x
  2. Step 2: Convert to fraction form
    50,811.68/70,059.66 = 35,249.96/x
  3. Step 3: Cross multiply
    50,811.68x = 70,059.66 × 35,249.96
  4. Step 4: Simplify right side
    50,811.68x = 2,469,600,212.61
  5. Step 5: Solve for x
    x = 2,469,600,212.61/50,811.68
  6. Step 6: Final answer
    x = 48,603.00

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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.