Home / 166,644.20-229,729.77-118,814.51

Finding the Fourth Proportional to 166,644.20, 229,729.77 and 118,814.51

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Solution

The fourth proportional to 166,644.20, 229,729.77 and 118,814.51 is: 163,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,644.20 : 229,729.77 = 118,814.51 : x
  2. Step 2: Convert to fraction form
    166,644.20/229,729.77 = 118,814.51/x
  3. Step 3: Cross multiply
    166,644.20x = 229,729.77 × 118,814.51
  4. Step 4: Simplify right side
    166,644.20x = 27,295,230,629.29
  5. Step 5: Solve for x
    x = 27,295,230,629.29/166,644.20
  6. Step 6: Final answer
    x = 163,793.46

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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.