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Finding the Fourth Proportional to 371,769.96, 557,341.44 and 161,249.34

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Solution

The fourth proportional to 371,769.96, 557,341.44 and 161,249.34 is: 241,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,769.96 : 557,341.44 = 161,249.34 : x
  2. Step 2: Convert to fraction form
    371,769.96/557,341.44 = 161,249.34/x
  3. Step 3: Cross multiply
    371,769.96x = 557,341.44 × 161,249.34
  4. Step 4: Simplify right side
    371,769.96x = 89,870,939,354.65
  5. Step 5: Solve for x
    x = 89,870,939,354.65/371,769.96
  6. Step 6: Final answer
    x = 241,738.03

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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.