Home / 222,922.20-333,812.40-122,971.30

Finding the Fourth Proportional to 222,922.20, 333,812.40 and 122,971.30

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Solution

The fourth proportional to 222,922.20, 333,812.40 and 122,971.30 is: 184,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,922.20 : 333,812.40 = 122,971.30 : x
  2. Step 2: Convert to fraction form
    222,922.20/333,812.40 = 122,971.30/x
  3. Step 3: Cross multiply
    222,922.20x = 333,812.40 × 122,971.30
  4. Step 4: Simplify right side
    222,922.20x = 41,049,344,784.12
  5. Step 5: Solve for x
    x = 41,049,344,784.12/222,922.20
  6. Step 6: Final answer
    x = 184,142.02

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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.