Home / 224,539.64-309,872.20-122,571.14

Finding the Fourth Proportional to 224,539.64, 309,872.20 and 122,571.14

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Solution

The fourth proportional to 224,539.64, 309,872.20 and 122,571.14 is: 169,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,539.64 : 309,872.20 = 122,571.14 : x
  2. Step 2: Convert to fraction form
    224,539.64/309,872.20 = 122,571.14/x
  3. Step 3: Cross multiply
    224,539.64x = 309,872.20 × 122,571.14
  4. Step 4: Simplify right side
    224,539.64x = 37,981,388,808.31
  5. Step 5: Solve for x
    x = 37,981,388,808.31/224,539.64
  6. Step 6: Final answer
    x = 169,152.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.