Home / 169,222.48-233,421.18-108,871.72

Finding the Fourth Proportional to 169,222.48, 233,421.18 and 108,871.72

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Solution

The fourth proportional to 169,222.48, 233,421.18 and 108,871.72 is: 150,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,222.48 : 233,421.18 = 108,871.72 : x
  2. Step 2: Convert to fraction form
    169,222.48/233,421.18 = 108,871.72/x
  3. Step 3: Cross multiply
    169,222.48x = 233,421.18 × 108,871.72
  4. Step 4: Simplify right side
    169,222.48x = 25,412,965,351.03
  5. Step 5: Solve for x
    x = 25,412,965,351.03/169,222.48
  6. Step 6: Final answer
    x = 150,174.88

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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.