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Finding the Fourth Proportional to 224,515.56, 336,596.76 and 112,137.78

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Solution

The fourth proportional to 224,515.56, 336,596.76 and 112,137.78 is: 168,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,515.56 : 336,596.76 = 112,137.78 : x
  2. Step 2: Convert to fraction form
    224,515.56/336,596.76 = 112,137.78/x
  3. Step 3: Cross multiply
    224,515.56x = 336,596.76 × 112,137.78
  4. Step 4: Simplify right side
    224,515.56x = 37,745,213,421.59
  5. Step 5: Solve for x
    x = 37,745,213,421.59/224,515.56
  6. Step 6: Final answer
    x = 168,118.47

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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.