Home / 131,102.46-180,926.79-73,744.44

Finding the Fourth Proportional to 131,102.46, 180,926.79 and 73,744.44

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Solution

The fourth proportional to 131,102.46, 180,926.79 and 73,744.44 is: 101,770.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,102.46 : 180,926.79 = 73,744.44 : x
  2. Step 2: Convert to fraction form
    131,102.46/180,926.79 = 73,744.44/x
  3. Step 3: Cross multiply
    131,102.46x = 180,926.79 × 73,744.44
  4. Step 4: Simplify right side
    131,102.46x = 13,342,344,809.55
  5. Step 5: Solve for x
    x = 13,342,344,809.55/131,102.46
  6. Step 6: Final answer
    x = 101,770.36

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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.