Home / 131,044.32-196,605.36-56,127.42

Finding the Fourth Proportional to 131,044.32, 196,605.36 and 56,127.42

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Solution

The fourth proportional to 131,044.32, 196,605.36 and 56,127.42 is: 84,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,044.32 : 196,605.36 = 56,127.42 : x
  2. Step 2: Convert to fraction form
    131,044.32/196,605.36 = 56,127.42/x
  3. Step 3: Cross multiply
    131,044.32x = 196,605.36 × 56,127.42
  4. Step 4: Simplify right side
    131,044.32x = 11,034,951,614.97
  5. Step 5: Solve for x
    x = 11,034,951,614.97/131,044.32
  6. Step 6: Final answer
    x = 84,207.78

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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.