Home / 131,770.44-181,839.84-73,627.64

Finding the Fourth Proportional to 131,770.44, 181,839.84 and 73,627.64

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Solution

The fourth proportional to 131,770.44, 181,839.84 and 73,627.64 is: 101,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,770.44 : 181,839.84 = 73,627.64 : x
  2. Step 2: Convert to fraction form
    131,770.44/181,839.84 = 73,627.64/x
  3. Step 3: Cross multiply
    131,770.44x = 181,839.84 × 73,627.64
  4. Step 4: Simplify right side
    131,770.44x = 13,388,438,277.18
  5. Step 5: Solve for x
    x = 13,388,438,277.18/131,770.44
  6. Step 6: Final answer
    x = 101,604.26

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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.