Home / 275,327.30-379,957.52-154,477.33

Finding the Fourth Proportional to 275,327.30, 379,957.52 and 154,477.33

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Solution

The fourth proportional to 275,327.30, 379,957.52 and 154,477.33 is: 213,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,327.30 : 379,957.52 = 154,477.33 : x
  2. Step 2: Convert to fraction form
    275,327.30/379,957.52 = 154,477.33/x
  3. Step 3: Cross multiply
    275,327.30x = 379,957.52 × 154,477.33
  4. Step 4: Simplify right side
    275,327.30x = 58,694,823,203.02
  5. Step 5: Solve for x
    x = 58,694,823,203.02/275,327.30
  6. Step 6: Final answer
    x = 213,182.00

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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.