Home / 131,189.15-196,799.76-46,958.20

Finding the Fourth Proportional to 131,189.15, 196,799.76 and 46,958.20

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Solution

The fourth proportional to 131,189.15, 196,799.76 and 46,958.20 is: 70,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,189.15 : 196,799.76 = 46,958.20 : x
  2. Step 2: Convert to fraction form
    131,189.15/196,799.76 = 46,958.20/x
  3. Step 3: Cross multiply
    131,189.15x = 196,799.76 × 46,958.20
  4. Step 4: Simplify right side
    131,189.15x = 9,241,361,998.03
  5. Step 5: Solve for x
    x = 9,241,361,998.03/131,189.15
  6. Step 6: Final answer
    x = 70,443.03

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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.