Home / 131,233.56-196,876.26-48,128.28

Finding the Fourth Proportional to 131,233.56, 196,876.26 and 48,128.28

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Solution

The fourth proportional to 131,233.56, 196,876.26 and 48,128.28 is: 72,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233.56 : 196,876.26 = 48,128.28 : x
  2. Step 2: Convert to fraction form
    131,233.56/196,876.26 = 48,128.28/x
  3. Step 3: Cross multiply
    131,233.56x = 196,876.26 × 48,128.28
  4. Step 4: Simplify right side
    131,233.56x = 9,475,315,766.63
  5. Step 5: Solve for x
    x = 9,475,315,766.63/131,233.56
  6. Step 6: Final answer
    x = 72,201.93

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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.