Home / 224,290.40-336,378.20-66,481.94

Finding the Fourth Proportional to 224,290.40, 336,378.20 and 66,481.94

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Solution

The fourth proportional to 224,290.40, 336,378.20 and 66,481.94 is: 99,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,290.40 : 336,378.20 = 66,481.94 : x
  2. Step 2: Convert to fraction form
    224,290.40/336,378.20 = 66,481.94/x
  3. Step 3: Cross multiply
    224,290.40x = 336,378.20 × 66,481.94
  4. Step 4: Simplify right side
    224,290.40x = 22,363,073,295.41
  5. Step 5: Solve for x
    x = 22,363,073,295.41/224,290.40
  6. Step 6: Final answer
    x = 99,705.89

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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.