Home / 224,467.22-309,771.36-122,499.28

Finding the Fourth Proportional to 224,467.22, 309,771.36 and 122,499.28

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Solution

The fourth proportional to 224,467.22, 309,771.36 and 122,499.28 is: 169,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,467.22 : 309,771.36 = 122,499.28 : x
  2. Step 2: Convert to fraction form
    224,467.22/309,771.36 = 122,499.28/x
  3. Step 3: Cross multiply
    224,467.22x = 309,771.36 × 122,499.28
  4. Step 4: Simplify right side
    224,467.22x = 37,946,766,403.27
  5. Step 5: Solve for x
    x = 37,946,766,403.27/224,467.22
  6. Step 6: Final answer
    x = 169,052.60

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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.