Home / 132,584.86-198,902.05-43,900.80

Finding the Fourth Proportional to 132,584.86, 198,902.05 and 43,900.80

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Solution

The fourth proportional to 132,584.86, 198,902.05 and 43,900.80 is: 65,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,584.86 : 198,902.05 = 43,900.80 : x
  2. Step 2: Convert to fraction form
    132,584.86/198,902.05 = 43,900.80/x
  3. Step 3: Cross multiply
    132,584.86x = 198,902.05 × 43,900.80
  4. Step 4: Simplify right side
    132,584.86x = 8,731,958,261.01
  5. Step 5: Solve for x
    x = 8,731,958,261.01/132,584.86
  6. Step 6: Final answer
    x = 65,859.39

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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.