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Finding the Fourth Proportional to 113,687.77, 170,502.56 and 33,707.03

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Solution

The fourth proportional to 113,687.77, 170,502.56 and 33,707.03 is: 50,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,687.77 : 170,502.56 = 33,707.03 : x
  2. Step 2: Convert to fraction form
    113,687.77/170,502.56 = 33,707.03/x
  3. Step 3: Cross multiply
    113,687.77x = 170,502.56 × 33,707.03
  4. Step 4: Simplify right side
    113,687.77x = 5,747,135,494.98
  5. Step 5: Solve for x
    x = 5,747,135,494.98/113,687.77
  6. Step 6: Final answer
    x = 50,551.92

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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.