Home / 131,086.34-196,633.87-36,317.48

Finding the Fourth Proportional to 131,086.34, 196,633.87 and 36,317.48

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Solution

The fourth proportional to 131,086.34, 196,633.87 and 36,317.48 is: 54,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,086.34 : 196,633.87 = 36,317.48 : x
  2. Step 2: Convert to fraction form
    131,086.34/196,633.87 = 36,317.48/x
  3. Step 3: Cross multiply
    131,086.34x = 196,633.87 × 36,317.48
  4. Step 4: Simplify right side
    131,086.34x = 7,141,246,304.46
  5. Step 5: Solve for x
    x = 7,141,246,304.46/131,086.34
  6. Step 6: Final answer
    x = 54,477.42

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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.