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Finding the Fourth Proportional to 88,950.70, 133,414.53 and 33,539.50

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Solution

The fourth proportional to 88,950.70, 133,414.53 and 33,539.50 is: 50,304.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,950.70 : 133,414.53 = 33,539.50 : x
  2. Step 2: Convert to fraction form
    88,950.70/133,414.53 = 33,539.50/x
  3. Step 3: Cross multiply
    88,950.70x = 133,414.53 × 33,539.50
  4. Step 4: Simplify right side
    88,950.70x = 4,474,656,628.94
  5. Step 5: Solve for x
    x = 4,474,656,628.94/88,950.70
  6. Step 6: Final answer
    x = 50,304.91

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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.