Home / 166,005.94-229,088.92-90,556.06

Finding the Fourth Proportional to 166,005.94, 229,088.92 and 90,556.06

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Solution

The fourth proportional to 166,005.94, 229,088.92 and 90,556.06 is: 124,967.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,005.94 : 229,088.92 = 90,556.06 : x
  2. Step 2: Convert to fraction form
    166,005.94/229,088.92 = 90,556.06/x
  3. Step 3: Cross multiply
    166,005.94x = 229,088.92 × 90,556.06
  4. Step 4: Simplify right side
    166,005.94x = 20,745,389,984.86
  5. Step 5: Solve for x
    x = 20,745,389,984.86/166,005.94
  6. Step 6: Final answer
    x = 124,967.76

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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.