Home / 177,060.56-242,968.96-161,022.56

Finding the Fourth Proportional to 177,060.56, 242,968.96 and 161,022.56

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Solution

The fourth proportional to 177,060.56, 242,968.96 and 161,022.56 is: 220,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,060.56 : 242,968.96 = 161,022.56 : x
  2. Step 2: Convert to fraction form
    177,060.56/242,968.96 = 161,022.56/x
  3. Step 3: Cross multiply
    177,060.56x = 242,968.96 × 161,022.56
  4. Step 4: Simplify right side
    177,060.56x = 39,123,483,939.74
  5. Step 5: Solve for x
    x = 39,123,483,939.74/177,060.56
  6. Step 6: Final answer
    x = 220,961.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.