Home / 277,198.90-382,535.04-149,874.50

Finding the Fourth Proportional to 277,198.90, 382,535.04 and 149,874.50

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Solution

The fourth proportional to 277,198.90, 382,535.04 and 149,874.50 is: 206,827.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,198.90 : 382,535.04 = 149,874.50 : x
  2. Step 2: Convert to fraction form
    277,198.90/382,535.04 = 149,874.50/x
  3. Step 3: Cross multiply
    277,198.90x = 382,535.04 × 149,874.50
  4. Step 4: Simplify right side
    277,198.90x = 57,332,247,852.48
  5. Step 5: Solve for x
    x = 57,332,247,852.48/277,198.90
  6. Step 6: Final answer
    x = 206,827.11

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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.