Home / 222,668.28-333,931.14-72,867.96

Finding the Fourth Proportional to 222,668.28, 333,931.14 and 72,867.96

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Solution

The fourth proportional to 222,668.28, 333,931.14 and 72,867.96 is: 109,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,668.28 : 333,931.14 = 72,867.96 : x
  2. Step 2: Convert to fraction form
    222,668.28/333,931.14 = 72,867.96/x
  3. Step 3: Cross multiply
    222,668.28x = 333,931.14 × 72,867.96
  4. Step 4: Simplify right side
    222,668.28x = 24,332,880,952.27
  5. Step 5: Solve for x
    x = 24,332,880,952.27/222,668.28
  6. Step 6: Final answer
    x = 109,278.61

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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.