Home / 146,540.80-219,811.20-96,677.20

Finding the Fourth Proportional to 146,540.80, 219,811.20 and 96,677.20

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Solution

The fourth proportional to 146,540.80, 219,811.20 and 96,677.20 is: 145,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,540.80 : 219,811.20 = 96,677.20 : x
  2. Step 2: Convert to fraction form
    146,540.80/219,811.20 = 96,677.20/x
  3. Step 3: Cross multiply
    146,540.80x = 219,811.20 × 96,677.20
  4. Step 4: Simplify right side
    146,540.80x = 21,250,731,344.64
  5. Step 5: Solve for x
    x = 21,250,731,344.64/146,540.80
  6. Step 6: Final answer
    x = 145,015.80

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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.