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Finding the Fourth Proportional to 231,972.66, 347,860.58 and 82,250.64

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Solution

The fourth proportional to 231,972.66, 347,860.58 and 82,250.64 is: 123,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,972.66 : 347,860.58 = 82,250.64 : x
  2. Step 2: Convert to fraction form
    231,972.66/347,860.58 = 82,250.64/x
  3. Step 3: Cross multiply
    231,972.66x = 347,860.58 × 82,250.64
  4. Step 4: Simplify right side
    231,972.66x = 28,611,754,924.52
  5. Step 5: Solve for x
    x = 28,611,754,924.52/231,972.66
  6. Step 6: Final answer
    x = 123,341.06

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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.