Home / 231,039.60-346,840.20-146,799.60

Finding the Fourth Proportional to 231,039.60, 346,840.20 and 146,799.60

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Solution

The fourth proportional to 231,039.60, 346,840.20 and 146,799.60 is: 220,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,039.60 : 346,840.20 = 146,799.60 : x
  2. Step 2: Convert to fraction form
    231,039.60/346,840.20 = 146,799.60/x
  3. Step 3: Cross multiply
    231,039.60x = 346,840.20 × 146,799.60
  4. Step 4: Simplify right side
    231,039.60x = 50,916,002,623.92
  5. Step 5: Solve for x
    x = 50,916,002,623.92/231,039.60
  6. Step 6: Final answer
    x = 220,377.82

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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.