Home / 160,830.27-222,086.88-100,504.02

Finding the Fourth Proportional to 160,830.27, 222,086.88 and 100,504.02

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Solution

The fourth proportional to 160,830.27, 222,086.88 and 100,504.02 is: 138,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,830.27 : 222,086.88 = 100,504.02 : x
  2. Step 2: Convert to fraction form
    160,830.27/222,086.88 = 100,504.02/x
  3. Step 3: Cross multiply
    160,830.27x = 222,086.88 × 100,504.02
  4. Step 4: Simplify right side
    160,830.27x = 22,320,624,229.26
  5. Step 5: Solve for x
    x = 22,320,624,229.26/160,830.27
  6. Step 6: Final answer
    x = 138,783.73

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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.