Home / 84,735.05-127,027.05-32,181.44

Finding the Fourth Proportional to 84,735.05, 127,027.05 and 32,181.44

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Solution

The fourth proportional to 84,735.05, 127,027.05 and 32,181.44 is: 48,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,735.05 : 127,027.05 = 32,181.44 : x
  2. Step 2: Convert to fraction form
    84,735.05/127,027.05 = 32,181.44/x
  3. Step 3: Cross multiply
    84,735.05x = 127,027.05 × 32,181.44
  4. Step 4: Simplify right side
    84,735.05x = 4,087,912,752.82
  5. Step 5: Solve for x
    x = 4,087,912,752.82/84,735.05
  6. Step 6: Final answer
    x = 48,243.47

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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.