Home / 197,956.10-296,999.31-131,657.06

Finding the Fourth Proportional to 197,956.10, 296,999.31 and 131,657.06

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Solution

The fourth proportional to 197,956.10, 296,999.31 and 131,657.06 is: 197,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,956.10 : 296,999.31 = 131,657.06 : x
  2. Step 2: Convert to fraction form
    197,956.10/296,999.31 = 131,657.06/x
  3. Step 3: Cross multiply
    197,956.10x = 296,999.31 × 131,657.06
  4. Step 4: Simplify right side
    197,956.10x = 39,102,055,976.63
  5. Step 5: Solve for x
    x = 39,102,055,976.63/197,956.10
  6. Step 6: Final answer
    x = 197,528.93

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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.