Home / 277,198.45-382,533.18-149,874.05

Finding the Fourth Proportional to 277,198.45, 382,533.18 and 149,874.05

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Solution

The fourth proportional to 277,198.45, 382,533.18 and 149,874.05 is: 206,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,198.45 : 382,533.18 = 149,874.05 : x
  2. Step 2: Convert to fraction form
    277,198.45/382,533.18 = 149,874.05/x
  3. Step 3: Cross multiply
    277,198.45x = 382,533.18 × 149,874.05
  4. Step 4: Simplify right side
    277,198.45x = 57,331,796,031.58
  5. Step 5: Solve for x
    x = 57,331,796,031.58/277,198.45
  6. Step 6: Final answer
    x = 206,825.82

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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.