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Finding the Fourth Proportional to 166,611.48, 229,850.80 and 97,666

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Solution

The fourth proportional to 166,611.48, 229,850.80 and 97,666 is: 134,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,611.48 : 229,850.80 = 97,666 : x
  2. Step 2: Convert to fraction form
    166,611.48/229,850.80 = 97,666/x
  3. Step 3: Cross multiply
    166,611.48x = 229,850.80 × 97,666
  4. Step 4: Simplify right side
    166,611.48x = 22,448,608,232.80
  5. Step 5: Solve for x
    x = 22,448,608,232.80/166,611.48
  6. Step 6: Final answer
    x = 134,736.26

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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.