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Finding the Fourth Proportional to 133,660.51, 200,535.52 and 43,707.37

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Solution

The fourth proportional to 133,660.51, 200,535.52 and 43,707.37 is: 65,575.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,660.51 : 200,535.52 = 43,707.37 : x
  2. Step 2: Convert to fraction form
    133,660.51/200,535.52 = 43,707.37/x
  3. Step 3: Cross multiply
    133,660.51x = 200,535.52 × 43,707.37
  4. Step 4: Simplify right side
    133,660.51x = 8,764,880,170.78
  5. Step 5: Solve for x
    x = 8,764,880,170.78/133,660.51
  6. Step 6: Final answer
    x = 65,575.69

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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.