Home / 197,723.81-296,524.35-71,347.66

Finding the Fourth Proportional to 197,723.81, 296,524.35 and 71,347.66

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Solution

The fourth proportional to 197,723.81, 296,524.35 and 71,347.66 is: 106,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,723.81 : 296,524.35 = 71,347.66 : x
  2. Step 2: Convert to fraction form
    197,723.81/296,524.35 = 71,347.66/x
  3. Step 3: Cross multiply
    197,723.81x = 296,524.35 × 71,347.66
  4. Step 4: Simplify right side
    197,723.81x = 21,156,318,505.52
  5. Step 5: Solve for x
    x = 21,156,318,505.52/197,723.81
  6. Step 6: Final answer
    x = 106,999.35

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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.