Home / 275,389.80-379,897.38-179,952.36

Finding the Fourth Proportional to 275,389.80, 379,897.38 and 179,952.36

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Solution

The fourth proportional to 275,389.80, 379,897.38 and 179,952.36 is: 248,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,389.80 : 379,897.38 = 179,952.36 : x
  2. Step 2: Convert to fraction form
    275,389.80/379,897.38 = 179,952.36/x
  3. Step 3: Cross multiply
    275,389.80x = 379,897.38 × 179,952.36
  4. Step 4: Simplify right side
    275,389.80x = 68,363,430,088.82
  5. Step 5: Solve for x
    x = 68,363,430,088.82/275,389.80
  6. Step 6: Final answer
    x = 248,242.42

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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.