Home / 156,799.15-235,198.73-154,207.15

Finding the Fourth Proportional to 156,799.15, 235,198.73 and 154,207.15

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Solution

The fourth proportional to 156,799.15, 235,198.73 and 154,207.15 is: 231,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,799.15 : 235,198.73 = 154,207.15 : x
  2. Step 2: Convert to fraction form
    156,799.15/235,198.73 = 154,207.15/x
  3. Step 3: Cross multiply
    156,799.15x = 235,198.73 × 154,207.15
  4. Step 4: Simplify right side
    156,799.15x = 36,269,325,836.92
  5. Step 5: Solve for x
    x = 36,269,325,836.92/156,799.15
  6. Step 6: Final answer
    x = 231,310.73

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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.