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Finding the Fourth Proportional to 133,527.63, 200,318.27 and 49,288.32

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Solution

The fourth proportional to 133,527.63, 200,318.27 and 49,288.32 is: 73,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,527.63 : 200,318.27 = 49,288.32 : x
  2. Step 2: Convert to fraction form
    133,527.63/200,318.27 = 49,288.32/x
  3. Step 3: Cross multiply
    133,527.63x = 200,318.27 × 49,288.32
  4. Step 4: Simplify right side
    133,527.63x = 9,873,350,042.92
  5. Step 5: Solve for x
    x = 9,873,350,042.92/133,527.63
  6. Step 6: Final answer
    x = 73,942.38

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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.