Home / 222,462.44-306,996.59-120,485.55

Finding the Fourth Proportional to 222,462.44, 306,996.59 and 120,485.55

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Solution

The fourth proportional to 222,462.44, 306,996.59 and 120,485.55 is: 166,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,462.44 : 306,996.59 = 120,485.55 : x
  2. Step 2: Convert to fraction form
    222,462.44/306,996.59 = 120,485.55/x
  3. Step 3: Cross multiply
    222,462.44x = 306,996.59 × 120,485.55
  4. Step 4: Simplify right side
    222,462.44x = 36,988,652,391.85
  5. Step 5: Solve for x
    x = 36,988,652,391.85/222,462.44
  6. Step 6: Final answer
    x = 166,269.21

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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.