Home / 220,196.98-303,861.65-124,704.36

Finding the Fourth Proportional to 220,196.98, 303,861.65 and 124,704.36

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Solution

The fourth proportional to 220,196.98, 303,861.65 and 124,704.36 is: 172,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,196.98 : 303,861.65 = 124,704.36 : x
  2. Step 2: Convert to fraction form
    220,196.98/303,861.65 = 124,704.36/x
  3. Step 3: Cross multiply
    220,196.98x = 303,861.65 × 124,704.36
  4. Step 4: Simplify right side
    220,196.98x = 37,892,872,591.79
  5. Step 5: Solve for x
    x = 37,892,872,591.79/220,196.98
  6. Step 6: Final answer
    x = 172,086.25

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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.