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Finding the Fourth Proportional to 131,796.38, 197,695.25 and 31,956.59

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Solution

The fourth proportional to 131,796.38, 197,695.25 and 31,956.59 is: 47,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,796.38 : 197,695.25 = 31,956.59 : x
  2. Step 2: Convert to fraction form
    131,796.38/197,695.25 = 31,956.59/x
  3. Step 3: Cross multiply
    131,796.38x = 197,695.25 × 31,956.59
  4. Step 4: Simplify right side
    131,796.38x = 6,317,666,503.49
  5. Step 5: Solve for x
    x = 6,317,666,503.49/131,796.38
  6. Step 6: Final answer
    x = 47,935.05

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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.