Home / 146,640.80-219,972.72-41,458.08

Finding the Fourth Proportional to 146,640.80, 219,972.72 and 41,458.08

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Solution

The fourth proportional to 146,640.80, 219,972.72 and 41,458.08 is: 62,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,640.80 : 219,972.72 = 41,458.08 : x
  2. Step 2: Convert to fraction form
    146,640.80/219,972.72 = 41,458.08/x
  3. Step 3: Cross multiply
    146,640.80x = 219,972.72 × 41,458.08
  4. Step 4: Simplify right side
    146,640.80x = 9,119,646,623.58
  5. Step 5: Solve for x
    x = 9,119,646,623.58/146,640.80
  6. Step 6: Final answer
    x = 62,190.38

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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.