Home / 373,383.29-560,078.20-120,663.75

Finding the Fourth Proportional to 373,383.29, 560,078.20 and 120,663.75

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Solution

The fourth proportional to 373,383.29, 560,078.20 and 120,663.75 is: 180,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,383.29 : 560,078.20 = 120,663.75 : x
  2. Step 2: Convert to fraction form
    373,383.29/560,078.20 = 120,663.75/x
  3. Step 3: Cross multiply
    373,383.29x = 560,078.20 × 120,663.75
  4. Step 4: Simplify right side
    373,383.29x = 67,581,135,905.25
  5. Step 5: Solve for x
    x = 67,581,135,905.25/373,383.29
  6. Step 6: Final answer
    x = 180,996.68

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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.