Home / 197,436.72-296,185.80-64,285.68

Finding the Fourth Proportional to 197,436.72, 296,185.80 and 64,285.68

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Solution

The fourth proportional to 197,436.72, 296,185.80 and 64,285.68 is: 96,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,436.72 : 296,185.80 = 64,285.68 : x
  2. Step 2: Convert to fraction form
    197,436.72/296,185.80 = 64,285.68/x
  3. Step 3: Cross multiply
    197,436.72x = 296,185.80 × 64,285.68
  4. Step 4: Simplify right side
    197,436.72x = 19,040,505,559.34
  5. Step 5: Solve for x
    x = 19,040,505,559.34/197,436.72
  6. Step 6: Final answer
    x = 96,438.52

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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.