Home / 140,770.26-211,111.68-50,801.28

Finding the Fourth Proportional to 140,770.26, 211,111.68 and 50,801.28

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Solution

The fourth proportional to 140,770.26, 211,111.68 and 50,801.28 is: 76,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,770.26 : 211,111.68 = 50,801.28 : x
  2. Step 2: Convert to fraction form
    140,770.26/211,111.68 = 50,801.28/x
  3. Step 3: Cross multiply
    140,770.26x = 211,111.68 × 50,801.28
  4. Step 4: Simplify right side
    140,770.26x = 10,724,743,566.95
  5. Step 5: Solve for x
    x = 10,724,743,566.95/140,770.26
  6. Step 6: Final answer
    x = 76,186.15

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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.