Home / 177,795.76-266,649.24-69,747.09

Finding the Fourth Proportional to 177,795.76, 266,649.24 and 69,747.09

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Solution

The fourth proportional to 177,795.76, 266,649.24 and 69,747.09 is: 104,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,795.76 : 266,649.24 = 69,747.09 : x
  2. Step 2: Convert to fraction form
    177,795.76/266,649.24 = 69,747.09/x
  3. Step 3: Cross multiply
    177,795.76x = 266,649.24 × 69,747.09
  4. Step 4: Simplify right side
    177,795.76x = 18,598,008,540.71
  5. Step 5: Solve for x
    x = 18,598,008,540.71/177,795.76
  6. Step 6: Final answer
    x = 104,603.22

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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.