Home / 197,725.71-296,527.20-71,349.57

Finding the Fourth Proportional to 197,725.71, 296,527.20 and 71,349.57

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Solution

The fourth proportional to 197,725.71, 296,527.20 and 71,349.57 is: 107,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,725.71 : 296,527.20 = 71,349.57 : x
  2. Step 2: Convert to fraction form
    197,725.71/296,527.20 = 71,349.57/x
  3. Step 3: Cross multiply
    197,725.71x = 296,527.20 × 71,349.57
  4. Step 4: Simplify right side
    197,725.71x = 21,157,088,213.30
  5. Step 5: Solve for x
    x = 21,157,088,213.30/197,725.71
  6. Step 6: Final answer
    x = 107,002.21

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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.