Home / 200,836.25-277,156.75-110,190.57

Finding the Fourth Proportional to 200,836.25, 277,156.75 and 110,190.57

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Solution

The fourth proportional to 200,836.25, 277,156.75 and 110,190.57 is: 152,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,836.25 : 277,156.75 = 110,190.57 : x
  2. Step 2: Convert to fraction form
    200,836.25/277,156.75 = 110,190.57/x
  3. Step 3: Cross multiply
    200,836.25x = 277,156.75 × 110,190.57
  4. Step 4: Simplify right side
    200,836.25x = 30,540,060,261.85
  5. Step 5: Solve for x
    x = 30,540,060,261.85/200,836.25
  6. Step 6: Final answer
    x = 152,064.48

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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.