Home / 296,127.29-408,654.38-160,161.37

Finding the Fourth Proportional to 296,127.29, 408,654.38 and 160,161.37

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Solution

The fourth proportional to 296,127.29, 408,654.38 and 160,161.37 is: 221,021.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,127.29 : 408,654.38 = 160,161.37 : x
  2. Step 2: Convert to fraction form
    296,127.29/408,654.38 = 160,161.37/x
  3. Step 3: Cross multiply
    296,127.29x = 408,654.38 × 160,161.37
  4. Step 4: Simplify right side
    296,127.29x = 65,450,644,736.07
  5. Step 5: Solve for x
    x = 65,450,644,736.07/296,127.29
  6. Step 6: Final answer
    x = 221,021.99

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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.