Home / 224,093.28-309,244.72-122,119.68

Finding the Fourth Proportional to 224,093.28, 309,244.72 and 122,119.68

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Solution

The fourth proportional to 224,093.28, 309,244.72 and 122,119.68 is: 168,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,093.28 : 309,244.72 = 122,119.68 : x
  2. Step 2: Convert to fraction form
    224,093.28/309,244.72 = 122,119.68/x
  3. Step 3: Cross multiply
    224,093.28x = 309,244.72 × 122,119.68
  4. Step 4: Simplify right side
    224,093.28x = 37,764,866,248.09
  5. Step 5: Solve for x
    x = 37,764,866,248.09/224,093.28
  6. Step 6: Final answer
    x = 168,522.98

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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.