Home / 230,336.87-345,554.49-80,582.04

Finding the Fourth Proportional to 230,336.87, 345,554.49 and 80,582.04

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Solution

The fourth proportional to 230,336.87, 345,554.49 and 80,582.04 is: 120,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,336.87 : 345,554.49 = 80,582.04 : x
  2. Step 2: Convert to fraction form
    230,336.87/345,554.49 = 80,582.04/x
  3. Step 3: Cross multiply
    230,336.87x = 345,554.49 × 80,582.04
  4. Step 4: Simplify right side
    230,336.87x = 27,845,485,735.36
  5. Step 5: Solve for x
    x = 27,845,485,735.36/230,336.87
  6. Step 6: Final answer
    x = 120,890.27

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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.