Home / 216,004.40-323,747.40-110,769.20

Finding the Fourth Proportional to 216,004.40, 323,747.40 and 110,769.20

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Solution

The fourth proportional to 216,004.40, 323,747.40 and 110,769.20 is: 166,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,004.40 : 323,747.40 = 110,769.20 : x
  2. Step 2: Convert to fraction form
    216,004.40/323,747.40 = 110,769.20/x
  3. Step 3: Cross multiply
    216,004.40x = 323,747.40 × 110,769.20
  4. Step 4: Simplify right side
    216,004.40x = 35,861,240,500.08
  5. Step 5: Solve for x
    x = 35,861,240,500.08/216,004.40
  6. Step 6: Final answer
    x = 166,020.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.