Home / 131,005.73-196,546.87-42,257.27

Finding the Fourth Proportional to 131,005.73, 196,546.87 and 42,257.27

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Solution

The fourth proportional to 131,005.73, 196,546.87 and 42,257.27 is: 63,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,005.73 : 196,546.87 = 42,257.27 : x
  2. Step 2: Convert to fraction form
    131,005.73/196,546.87 = 42,257.27/x
  3. Step 3: Cross multiply
    131,005.73x = 196,546.87 × 42,257.27
  4. Step 4: Simplify right side
    131,005.73x = 8,305,534,153.24
  5. Step 5: Solve for x
    x = 8,305,534,153.24/131,005.73
  6. Step 6: Final answer
    x = 63,398.25

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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.