Home / 136,691.63-205,043.62-41,914.89

Finding the Fourth Proportional to 136,691.63, 205,043.62 and 41,914.89

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Solution

The fourth proportional to 136,691.63, 205,043.62 and 41,914.89 is: 62,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,691.63 : 205,043.62 = 41,914.89 : x
  2. Step 2: Convert to fraction form
    136,691.63/205,043.62 = 41,914.89/x
  3. Step 3: Cross multiply
    136,691.63x = 205,043.62 × 41,914.89
  4. Step 4: Simplify right side
    136,691.63x = 8,594,380,777.50
  5. Step 5: Solve for x
    x = 8,594,380,777.50/136,691.63
  6. Step 6: Final answer
    x = 62,874.23

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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.