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Finding the Fourth Proportional to 80,476.97, 111,056.54 and 44,664.84

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Solution

The fourth proportional to 80,476.97, 111,056.54 and 44,664.84 is: 61,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476.97 : 111,056.54 = 44,664.84 : x
  2. Step 2: Convert to fraction form
    80,476.97/111,056.54 = 44,664.84/x
  3. Step 3: Cross multiply
    80,476.97x = 111,056.54 × 44,664.84
  4. Step 4: Simplify right side
    80,476.97x = 4,960,322,366.73
  5. Step 5: Solve for x
    x = 4,960,322,366.73/80,476.97
  6. Step 6: Final answer
    x = 61,636.55

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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.