Home / 231,245.75-346,302.50-191,018.61

Finding the Fourth Proportional to 231,245.75, 346,302.50 and 191,018.61

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Solution

The fourth proportional to 231,245.75, 346,302.50 and 191,018.61 is: 286,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,245.75 : 346,302.50 = 191,018.61 : x
  2. Step 2: Convert to fraction form
    231,245.75/346,302.50 = 191,018.61/x
  3. Step 3: Cross multiply
    231,245.75x = 346,302.50 × 191,018.61
  4. Step 4: Simplify right side
    231,245.75x = 66,150,221,234.43
  5. Step 5: Solve for x
    x = 66,150,221,234.43/231,245.75
  6. Step 6: Final answer
    x = 286,060.27

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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.