Home / 230,894.03-346,392.93-81,144.65

Finding the Fourth Proportional to 230,894.03, 346,392.93 and 81,144.65

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Solution

The fourth proportional to 230,894.03, 346,392.93 and 81,144.65 is: 121,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,894.03 : 346,392.93 = 81,144.65 : x
  2. Step 2: Convert to fraction form
    230,894.03/346,392.93 = 81,144.65/x
  3. Step 3: Cross multiply
    230,894.03x = 346,392.93 × 81,144.65
  4. Step 4: Simplify right side
    230,894.03x = 28,107,933,067.32
  5. Step 5: Solve for x
    x = 28,107,933,067.32/230,894.03
  6. Step 6: Final answer
    x = 121,735.21

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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.