Home / 135,994.14-187,702.38-75,585.96

Finding the Fourth Proportional to 135,994.14, 187,702.38 and 75,585.96

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Solution

The fourth proportional to 135,994.14, 187,702.38 and 75,585.96 is: 104,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,994.14 : 187,702.38 = 75,585.96 : x
  2. Step 2: Convert to fraction form
    135,994.14/187,702.38 = 75,585.96/x
  3. Step 3: Cross multiply
    135,994.14x = 187,702.38 × 75,585.96
  4. Step 4: Simplify right side
    135,994.14x = 14,187,664,586.58
  5. Step 5: Solve for x
    x = 14,187,664,586.58/135,994.14
  6. Step 6: Final answer
    x = 104,325.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.