Home / 166,564.13-229,858.50-91,114.25

Finding the Fourth Proportional to 166,564.13, 229,858.50 and 91,114.25

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Solution

The fourth proportional to 166,564.13, 229,858.50 and 91,114.25 is: 125,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,564.13 : 229,858.50 = 91,114.25 : x
  2. Step 2: Convert to fraction form
    166,564.13/229,858.50 = 91,114.25/x
  3. Step 3: Cross multiply
    166,564.13x = 229,858.50 × 91,114.25
  4. Step 4: Simplify right side
    166,564.13x = 20,943,383,684.33
  5. Step 5: Solve for x
    x = 20,943,383,684.33/166,564.13
  6. Step 6: Final answer
    x = 125,737.66

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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.