Home / 224,450.56-309,739.98-122,473.72

Finding the Fourth Proportional to 224,450.56, 309,739.98 and 122,473.72

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Solution

The fourth proportional to 224,450.56, 309,739.98 and 122,473.72 is: 169,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,450.56 : 309,739.98 = 122,473.72 : x
  2. Step 2: Convert to fraction form
    224,450.56/309,739.98 = 122,473.72/x
  3. Step 3: Cross multiply
    224,450.56x = 309,739.98 × 122,473.72
  4. Step 4: Simplify right side
    224,450.56x = 37,935,007,583.33
  5. Step 5: Solve for x
    x = 37,935,007,583.33/224,450.56
  6. Step 6: Final answer
    x = 169,012.76

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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.