Home / 74,270.52-111,371.76-32,131.08

Finding the Fourth Proportional to 74,270.52, 111,371.76 and 32,131.08

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Solution

The fourth proportional to 74,270.52, 111,371.76 and 32,131.08 is: 48,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,270.52 : 111,371.76 = 32,131.08 : x
  2. Step 2: Convert to fraction form
    74,270.52/111,371.76 = 32,131.08/x
  3. Step 3: Cross multiply
    74,270.52x = 111,371.76 × 32,131.08
  4. Step 4: Simplify right side
    74,270.52x = 3,578,494,930.30
  5. Step 5: Solve for x
    x = 3,578,494,930.30/74,270.52
  6. Step 6: Final answer
    x = 48,181.90

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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.