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Finding the Fourth Proportional to 177,660.70, 266,491.05 and 165,910.30

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Solution

The fourth proportional to 177,660.70, 266,491.05 and 165,910.30 is: 248,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,660.70 : 266,491.05 = 165,910.30 : x
  2. Step 2: Convert to fraction form
    177,660.70/266,491.05 = 165,910.30/x
  3. Step 3: Cross multiply
    177,660.70x = 266,491.05 × 165,910.30
  4. Step 4: Simplify right side
    177,660.70x = 44,213,610,052.82
  5. Step 5: Solve for x
    x = 44,213,610,052.82/177,660.70
  6. Step 6: Final answer
    x = 248,865.45

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Similar ratio
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1.5x scale

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.