Home / 166,092.94-229,208.98-90,643.06

Finding the Fourth Proportional to 166,092.94, 229,208.98 and 90,643.06

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Solution

The fourth proportional to 166,092.94, 229,208.98 and 90,643.06 is: 125,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,092.94 : 229,208.98 = 90,643.06 : x
  2. Step 2: Convert to fraction form
    166,092.94/229,208.98 = 90,643.06/x
  3. Step 3: Cross multiply
    166,092.94x = 229,208.98 × 90,643.06
  4. Step 4: Simplify right side
    166,092.94x = 20,776,203,326.68
  5. Step 5: Solve for x
    x = 20,776,203,326.68/166,092.94
  6. Step 6: Final answer
    x = 125,087.82

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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.