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Finding the Fourth Proportional to 222,564.60, 334,106.10 and 133,918.20

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Solution

The fourth proportional to 222,564.60, 334,106.10 and 133,918.20 is: 201,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,564.60 : 334,106.10 = 133,918.20 : x
  2. Step 2: Convert to fraction form
    222,564.60/334,106.10 = 133,918.20/x
  3. Step 3: Cross multiply
    222,564.60x = 334,106.10 × 133,918.20
  4. Step 4: Simplify right side
    222,564.60x = 44,742,887,521.02
  5. Step 5: Solve for x
    x = 44,742,887,521.02/222,564.60
  6. Step 6: Final answer
    x = 201,033.26

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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.