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Finding the Fourth Proportional to 222,599.42, 333,902.79 and 62,679.21

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Solution

The fourth proportional to 222,599.42, 333,902.79 and 62,679.21 is: 94,019.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,599.42 : 333,902.79 = 62,679.21 : x
  2. Step 2: Convert to fraction form
    222,599.42/333,902.79 = 62,679.21/x
  3. Step 3: Cross multiply
    222,599.42x = 333,902.79 × 62,679.21
  4. Step 4: Simplify right side
    222,599.42x = 20,928,763,094.00
  5. Step 5: Solve for x
    x = 20,928,763,094.00/222,599.42
  6. Step 6: Final answer
    x = 94,019.85

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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.