Home / 166,501.09-229,766.83-91,047.97

Finding the Fourth Proportional to 166,501.09, 229,766.83 and 91,047.97

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Solution

The fourth proportional to 166,501.09, 229,766.83 and 91,047.97 is: 125,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,501.09 : 229,766.83 = 91,047.97 : x
  2. Step 2: Convert to fraction form
    166,501.09/229,766.83 = 91,047.97/x
  3. Step 3: Cross multiply
    166,501.09x = 229,766.83 × 91,047.97
  4. Step 4: Simplify right side
    166,501.09x = 20,919,803,444.84
  5. Step 5: Solve for x
    x = 20,919,803,444.84/166,501.09
  6. Step 6: Final answer
    x = 125,643.64

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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.