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Finding the Fourth Proportional to 119,482.82, 179,304.78 and 49,361.84

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Solution

The fourth proportional to 119,482.82, 179,304.78 and 49,361.84 is: 74,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,482.82 : 179,304.78 = 49,361.84 : x
  2. Step 2: Convert to fraction form
    119,482.82/179,304.78 = 49,361.84/x
  3. Step 3: Cross multiply
    119,482.82x = 179,304.78 × 49,361.84
  4. Step 4: Simplify right side
    119,482.82x = 8,850,813,861.60
  5. Step 5: Solve for x
    x = 8,850,813,861.60/119,482.82
  6. Step 6: Final answer
    x = 74,076.04

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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.