Home / 186,270.82-279,447.90-67,942.16

Finding the Fourth Proportional to 186,270.82, 279,447.90 and 67,942.16

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Solution

The fourth proportional to 186,270.82, 279,447.90 and 67,942.16 is: 101,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,270.82 : 279,447.90 = 67,942.16 : x
  2. Step 2: Convert to fraction form
    186,270.82/279,447.90 = 67,942.16/x
  3. Step 3: Cross multiply
    186,270.82x = 279,447.90 × 67,942.16
  4. Step 4: Simplify right side
    186,270.82x = 18,986,293,933.46
  5. Step 5: Solve for x
    x = 18,986,293,933.46/186,270.82
  6. Step 6: Final answer
    x = 101,928.44

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1.5x scale

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.