Home / 195,927.21-294,021.86-71,268.21

Finding the Fourth Proportional to 195,927.21, 294,021.86 and 71,268.21

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Solution

The fourth proportional to 195,927.21, 294,021.86 and 71,268.21 is: 106,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,927.21 : 294,021.86 = 71,268.21 : x
  2. Step 2: Convert to fraction form
    195,927.21/294,021.86 = 71,268.21/x
  3. Step 3: Cross multiply
    195,927.21x = 294,021.86 × 71,268.21
  4. Step 4: Simplify right side
    195,927.21x = 20,954,411,306.73
  5. Step 5: Solve for x
    x = 20,954,411,306.73/195,927.21
  6. Step 6: Final answer
    x = 106,949.98

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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.