Home / 220,168.80-303,958.98-144,936

Finding the Fourth Proportional to 220,168.80, 303,958.98 and 144,936

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Solution

The fourth proportional to 220,168.80, 303,958.98 and 144,936 is: 200,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,168.80 : 303,958.98 = 144,936 : x
  2. Step 2: Convert to fraction form
    220,168.80/303,958.98 = 144,936/x
  3. Step 3: Cross multiply
    220,168.80x = 303,958.98 × 144,936
  4. Step 4: Simplify right side
    220,168.80x = 44,054,598,725.28
  5. Step 5: Solve for x
    x = 44,054,598,725.28/220,168.80
  6. Step 6: Final answer
    x = 200,094.65

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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.