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Finding the Fourth Proportional to 182,611.83, 251,799.21 and 117,996

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Solution

The fourth proportional to 182,611.83, 251,799.21 and 117,996 is: 162,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,611.83 : 251,799.21 = 117,996 : x
  2. Step 2: Convert to fraction form
    182,611.83/251,799.21 = 117,996/x
  3. Step 3: Cross multiply
    182,611.83x = 251,799.21 × 117,996
  4. Step 4: Simplify right side
    182,611.83x = 29,711,299,583.16
  5. Step 5: Solve for x
    x = 29,711,299,583.16/182,611.83
  6. Step 6: Final answer
    x = 162,701.94

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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.