Home / 224,090.03-309,244.25-122,115.47

Finding the Fourth Proportional to 224,090.03, 309,244.25 and 122,115.47

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Solution

The fourth proportional to 224,090.03, 309,244.25 and 122,115.47 is: 168,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,090.03 : 309,244.25 = 122,115.47 : x
  2. Step 2: Convert to fraction form
    224,090.03/309,244.25 = 122,115.47/x
  3. Step 3: Cross multiply
    224,090.03x = 309,244.25 × 122,115.47
  4. Step 4: Simplify right side
    224,090.03x = 37,763,505,692.61
  5. Step 5: Solve for x
    x = 37,763,505,692.61/224,090.03
  6. Step 6: Final answer
    x = 168,519.35

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1.5x scale

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.