Home / 131,755.82-197,709.66-130,686.01

Finding the Fourth Proportional to 131,755.82, 197,709.66 and 130,686.01

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Solution

The fourth proportional to 131,755.82, 197,709.66 and 130,686.01 is: 196,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,755.82 : 197,709.66 = 130,686.01 : x
  2. Step 2: Convert to fraction form
    131,755.82/197,709.66 = 130,686.01/x
  3. Step 3: Cross multiply
    131,755.82x = 197,709.66 × 130,686.01
  4. Step 4: Simplify right side
    131,755.82x = 25,837,886,109.58
  5. Step 5: Solve for x
    x = 25,837,886,109.58/131,755.82
  6. Step 6: Final answer
    x = 196,104.33

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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.