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Finding the Fourth Proportional to 222,830.81, 334,079.99 and 134,063.52

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Solution

The fourth proportional to 222,830.81, 334,079.99 and 134,063.52 is: 200,995.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,830.81 : 334,079.99 = 134,063.52 : x
  2. Step 2: Convert to fraction form
    222,830.81/334,079.99 = 134,063.52/x
  3. Step 3: Cross multiply
    222,830.81x = 334,079.99 × 134,063.52
  4. Step 4: Simplify right side
    222,830.81x = 44,787,938,750.65
  5. Step 5: Solve for x
    x = 44,787,938,750.65/222,830.81
  6. Step 6: Final answer
    x = 200,995.27

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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.