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Finding the Fourth Proportional to 224,280.42, 336,481.14 and 74,544.90

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Solution

The fourth proportional to 224,280.42, 336,481.14 and 74,544.90 is: 111,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,280.42 : 336,481.14 = 74,544.90 : x
  2. Step 2: Convert to fraction form
    224,280.42/336,481.14 = 74,544.90/x
  3. Step 3: Cross multiply
    224,280.42x = 336,481.14 × 74,544.90
  4. Step 4: Simplify right side
    224,280.42x = 25,082,952,933.19
  5. Step 5: Solve for x
    x = 25,082,952,933.19/224,280.42
  6. Step 6: Final answer
    x = 111,837.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.