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Finding the Fourth Proportional to 222,855.21, 333,905.53 and 159,352.92

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Solution

The fourth proportional to 222,855.21, 333,905.53 and 159,352.92 is: 238,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,855.21 : 333,905.53 = 159,352.92 : x
  2. Step 2: Convert to fraction form
    222,855.21/333,905.53 = 159,352.92/x
  3. Step 3: Cross multiply
    222,855.21x = 333,905.53 × 159,352.92
  4. Step 4: Simplify right side
    222,855.21x = 53,208,821,209.65
  5. Step 5: Solve for x
    x = 53,208,821,209.65/222,855.21
  6. Step 6: Final answer
    x = 238,759.60

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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.