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Finding the Fourth Proportional to 222,290.08, 333,469.85 and 72,495.54

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Solution

The fourth proportional to 222,290.08, 333,469.85 and 72,495.54 is: 108,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,290.08 : 333,469.85 = 72,495.54 : x
  2. Step 2: Convert to fraction form
    222,290.08/333,469.85 = 72,495.54/x
  3. Step 3: Cross multiply
    222,290.08x = 333,469.85 × 72,495.54
  4. Step 4: Simplify right side
    222,290.08x = 24,175,076,486.99
  5. Step 5: Solve for x
    x = 24,175,076,486.99/222,290.08
  6. Step 6: Final answer
    x = 108,754.64

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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.