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Finding the Fourth Proportional to 222,360.60, 333,314.10 and 109,867.80

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Solution

The fourth proportional to 222,360.60, 333,314.10 and 109,867.80 is: 164,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,360.60 : 333,314.10 = 109,867.80 : x
  2. Step 2: Convert to fraction form
    222,360.60/333,314.10 = 109,867.80/x
  3. Step 3: Cross multiply
    222,360.60x = 333,314.10 × 109,867.80
  4. Step 4: Simplify right side
    222,360.60x = 36,620,486,875.98
  5. Step 5: Solve for x
    x = 36,620,486,875.98/222,360.60
  6. Step 6: Final answer
    x = 164,689.64

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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.