Home / 166,536.48-229,825.20-91,090.08

Finding the Fourth Proportional to 166,536.48, 229,825.20 and 91,090.08

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Solution

The fourth proportional to 166,536.48, 229,825.20 and 91,090.08 is: 125,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,536.48 : 229,825.20 = 91,090.08 : x
  2. Step 2: Convert to fraction form
    166,536.48/229,825.20 = 91,090.08/x
  3. Step 3: Cross multiply
    166,536.48x = 229,825.20 × 91,090.08
  4. Step 4: Simplify right side
    166,536.48x = 20,934,795,854.02
  5. Step 5: Solve for x
    x = 20,934,795,854.02/166,536.48
  6. Step 6: Final answer
    x = 125,706.97

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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.