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Finding the Fourth Proportional to 133,707.78, 200,535.74 and 50,608.26

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Solution

The fourth proportional to 133,707.78, 200,535.74 and 50,608.26 is: 75,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,707.78 : 200,535.74 = 50,608.26 : x
  2. Step 2: Convert to fraction form
    133,707.78/200,535.74 = 50,608.26/x
  3. Step 3: Cross multiply
    133,707.78x = 200,535.74 × 50,608.26
  4. Step 4: Simplify right side
    133,707.78x = 10,148,764,869.21
  5. Step 5: Solve for x
    x = 10,148,764,869.21/133,707.78
  6. Step 6: Final answer
    x = 75,902.58

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1.5x scale

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.