Home / 166,465.29-229,723.07-91,013.79

Finding the Fourth Proportional to 166,465.29, 229,723.07 and 91,013.79

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Solution

The fourth proportional to 166,465.29, 229,723.07 and 91,013.79 is: 125,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,465.29 : 229,723.07 = 91,013.79 : x
  2. Step 2: Convert to fraction form
    166,465.29/229,723.07 = 91,013.79/x
  3. Step 3: Cross multiply
    166,465.29x = 229,723.07 × 91,013.79
  4. Step 4: Simplify right side
    166,465.29x = 20,907,966,796.07
  5. Step 5: Solve for x
    x = 20,907,966,796.07/166,465.29
  6. Step 6: Final answer
    x = 125,599.56

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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.