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Finding the Fourth Proportional to 176,769.01, 265,047.76 and 119,912.78

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Solution

The fourth proportional to 176,769.01, 265,047.76 and 119,912.78 is: 179,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,769.01 : 265,047.76 = 119,912.78 : x
  2. Step 2: Convert to fraction form
    176,769.01/265,047.76 = 119,912.78/x
  3. Step 3: Cross multiply
    176,769.01x = 265,047.76 × 119,912.78
  4. Step 4: Simplify right side
    176,769.01x = 31,782,613,734.37
  5. Step 5: Solve for x
    x = 31,782,613,734.37/176,769.01
  6. Step 6: Final answer
    x = 179,797.43

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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.