Home / 200,862.80-277,208.20-110,236.26

Finding the Fourth Proportional to 200,862.80, 277,208.20 and 110,236.26

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Solution

The fourth proportional to 200,862.80, 277,208.20 and 110,236.26 is: 152,135.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,862.80 : 277,208.20 = 110,236.26 : x
  2. Step 2: Convert to fraction form
    200,862.80/277,208.20 = 110,236.26/x
  3. Step 3: Cross multiply
    200,862.80x = 277,208.20 × 110,236.26
  4. Step 4: Simplify right side
    200,862.80x = 30,558,395,209.33
  5. Step 5: Solve for x
    x = 30,558,395,209.33/200,862.80
  6. Step 6: Final answer
    x = 152,135.66

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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.