Home / 50,383.08-75,584.34-28,221.48

Finding the Fourth Proportional to 50,383.08, 75,584.34 and 28,221.48

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Solution

The fourth proportional to 50,383.08, 75,584.34 and 28,221.48 is: 42,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,383.08 : 75,584.34 = 28,221.48 : x
  2. Step 2: Convert to fraction form
    50,383.08/75,584.34 = 28,221.48/x
  3. Step 3: Cross multiply
    50,383.08x = 75,584.34 × 28,221.48
  4. Step 4: Simplify right side
    50,383.08x = 2,133,101,939.62
  5. Step 5: Solve for x
    x = 2,133,101,939.62/50,383.08
  6. Step 6: Final answer
    x = 42,337.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.