Home / 136,339.14-204,439.48-102,293.70

Finding the Fourth Proportional to 136,339.14, 204,439.48 and 102,293.70

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Solution

The fourth proportional to 136,339.14, 204,439.48 and 102,293.70 is: 153,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,339.14 : 204,439.48 = 102,293.70 : x
  2. Step 2: Convert to fraction form
    136,339.14/204,439.48 = 102,293.70/x
  3. Step 3: Cross multiply
    136,339.14x = 204,439.48 × 102,293.70
  4. Step 4: Simplify right side
    136,339.14x = 20,912,870,835.28
  5. Step 5: Solve for x
    x = 20,912,870,835.28/136,339.14
  6. Step 6: Final answer
    x = 153,388.61

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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.