Home / 131,935-197,883.36-43,192.02

Finding the Fourth Proportional to 131,935, 197,883.36 and 43,192.02

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Solution

The fourth proportional to 131,935, 197,883.36 and 43,192.02 is: 64,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,935 : 197,883.36 = 43,192.02 : x
  2. Step 2: Convert to fraction form
    131,935/197,883.36 = 43,192.02/x
  3. Step 3: Cross multiply
    131,935x = 197,883.36 × 43,192.02
  4. Step 4: Simplify right side
    131,935x = 8,546,982,042.79
  5. Step 5: Solve for x
    x = 8,546,982,042.79/131,935
  6. Step 6: Final answer
    x = 64,781.76

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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.