Home / 279,604.22-419,304.24-102,058.70

Finding the Fourth Proportional to 279,604.22, 419,304.24 and 102,058.70

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Solution

The fourth proportional to 279,604.22, 419,304.24 and 102,058.70 is: 153,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,604.22 : 419,304.24 = 102,058.70 : x
  2. Step 2: Convert to fraction form
    279,604.22/419,304.24 = 102,058.70/x
  3. Step 3: Cross multiply
    279,604.22x = 419,304.24 × 102,058.70
  4. Step 4: Simplify right side
    279,604.22x = 42,793,643,542.37
  5. Step 5: Solve for x
    x = 42,793,643,542.37/279,604.22
  6. Step 6: Final answer
    x = 153,050.78

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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.