Home / 144,168.30-198,958.29-82,914.53

Finding the Fourth Proportional to 144,168.30, 198,958.29 and 82,914.53

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Solution

The fourth proportional to 144,168.30, 198,958.29 and 82,914.53 is: 114,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,168.30 : 198,958.29 = 82,914.53 : x
  2. Step 2: Convert to fraction form
    144,168.30/198,958.29 = 82,914.53/x
  3. Step 3: Cross multiply
    144,168.30x = 198,958.29 × 82,914.53
  4. Step 4: Simplify right side
    144,168.30x = 16,496,533,104.95
  5. Step 5: Solve for x
    x = 16,496,533,104.95/144,168.30
  6. Step 6: Final answer
    x = 114,425.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.