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Finding the Fourth Proportional to 50,446.81, 75,630.98 and 32,639.84

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Solution

The fourth proportional to 50,446.81, 75,630.98 and 32,639.84 is: 48,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,446.81 : 75,630.98 = 32,639.84 : x
  2. Step 2: Convert to fraction form
    50,446.81/75,630.98 = 32,639.84/x
  3. Step 3: Cross multiply
    50,446.81x = 75,630.98 × 32,639.84
  4. Step 4: Simplify right side
    50,446.81x = 2,468,583,112.12
  5. Step 5: Solve for x
    x = 2,468,583,112.12/50,446.81
  6. Step 6: Final answer
    x = 48,934.38

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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.