Home / 136,481.37-204,744.33-42,965.25

Finding the Fourth Proportional to 136,481.37, 204,744.33 and 42,965.25

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Solution

The fourth proportional to 136,481.37, 204,744.33 and 42,965.25 is: 64,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,481.37 : 204,744.33 = 42,965.25 : x
  2. Step 2: Convert to fraction form
    136,481.37/204,744.33 = 42,965.25/x
  3. Step 3: Cross multiply
    136,481.37x = 204,744.33 × 42,965.25
  4. Step 4: Simplify right side
    136,481.37x = 8,796,891,324.53
  5. Step 5: Solve for x
    x = 8,796,891,324.53/136,481.37
  6. Step 6: Final answer
    x = 64,454.89

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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.