Home / 274,979.79-379,362.42-160,241.27

Finding the Fourth Proportional to 274,979.79, 379,362.42 and 160,241.27

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Solution

The fourth proportional to 274,979.79, 379,362.42 and 160,241.27 is: 221,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,979.79 : 379,362.42 = 160,241.27 : x
  2. Step 2: Convert to fraction form
    274,979.79/379,362.42 = 160,241.27/x
  3. Step 3: Cross multiply
    274,979.79x = 379,362.42 × 160,241.27
  4. Step 4: Simplify right side
    274,979.79x = 60,789,514,074.26
  5. Step 5: Solve for x
    x = 60,789,514,074.26/274,979.79
  6. Step 6: Final answer
    x = 221,069.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.