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Finding the Fourth Proportional to 222,618.42, 333,924.06 and 70,813.35

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Solution

The fourth proportional to 222,618.42, 333,924.06 and 70,813.35 is: 106,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,618.42 : 333,924.06 = 70,813.35 : x
  2. Step 2: Convert to fraction form
    222,618.42/333,924.06 = 70,813.35/x
  3. Step 3: Cross multiply
    222,618.42x = 333,924.06 × 70,813.35
  4. Step 4: Simplify right side
    222,618.42x = 23,646,281,334.20
  5. Step 5: Solve for x
    x = 23,646,281,334.20/222,618.42
  6. Step 6: Final answer
    x = 106,218.89

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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.