Home / 141,938.82-196,049.97-106,288.02

Finding the Fourth Proportional to 141,938.82, 196,049.97 and 106,288.02

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Solution

The fourth proportional to 141,938.82, 196,049.97 and 106,288.02 is: 146,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,938.82 : 196,049.97 = 106,288.02 : x
  2. Step 2: Convert to fraction form
    141,938.82/196,049.97 = 106,288.02/x
  3. Step 3: Cross multiply
    141,938.82x = 196,049.97 × 106,288.02
  4. Step 4: Simplify right side
    141,938.82x = 20,837,763,132.36
  5. Step 5: Solve for x
    x = 20,837,763,132.36/141,938.82
  6. Step 6: Final answer
    x = 146,808.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.