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Finding the Fourth Proportional to 135,206.88, 202,797.32 and 41,687.52

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Solution

The fourth proportional to 135,206.88, 202,797.32 and 41,687.52 is: 62,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,206.88 : 202,797.32 = 41,687.52 : x
  2. Step 2: Convert to fraction form
    135,206.88/202,797.32 = 41,687.52/x
  3. Step 3: Cross multiply
    135,206.88x = 202,797.32 × 41,687.52
  4. Step 4: Simplify right side
    135,206.88x = 8,454,117,333.45
  5. Step 5: Solve for x
    x = 8,454,117,333.45/135,206.88
  6. Step 6: Final answer
    x = 62,527.27

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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.