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Finding the Fourth Proportional to 63,194.94, 87,208.97 and 34,900.61

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Solution

The fourth proportional to 63,194.94, 87,208.97 and 34,900.61 is: 48,162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,194.94 : 87,208.97 = 34,900.61 : x
  2. Step 2: Convert to fraction form
    63,194.94/87,208.97 = 34,900.61/x
  3. Step 3: Cross multiply
    63,194.94x = 87,208.97 × 34,900.61
  4. Step 4: Simplify right side
    63,194.94x = 3,043,645,639.92
  5. Step 5: Solve for x
    x = 3,043,645,639.92/63,194.94
  6. Step 6: Final answer
    x = 48,162.81

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1.5x scale

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.