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Finding the Fourth Proportional to 177,769.69, 266,701.01 and 53,110.69

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Solution

The fourth proportional to 177,769.69, 266,701.01 and 53,110.69 is: 79,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,769.69 : 266,701.01 = 53,110.69 : x
  2. Step 2: Convert to fraction form
    177,769.69/266,701.01 = 53,110.69/x
  3. Step 3: Cross multiply
    177,769.69x = 266,701.01 × 53,110.69
  4. Step 4: Simplify right side
    177,769.69x = 14,164,673,732.49
  5. Step 5: Solve for x
    x = 14,164,673,732.49/177,769.69
  6. Step 6: Final answer
    x = 79,679.92

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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.