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Finding the Fourth Proportional to 197,091.69, 295,601.76 and 69,026.79

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Solution

The fourth proportional to 197,091.69, 295,601.76 and 69,026.79 is: 103,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,091.69 : 295,601.76 = 69,026.79 : x
  2. Step 2: Convert to fraction form
    197,091.69/295,601.76 = 69,026.79/x
  3. Step 3: Cross multiply
    197,091.69x = 295,601.76 × 69,026.79
  4. Step 4: Simplify right side
    197,091.69x = 20,404,440,611.15
  5. Step 5: Solve for x
    x = 20,404,440,611.15/197,091.69
  6. Step 6: Final answer
    x = 103,527.66

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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.