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Finding the Fourth Proportional to 226,884.53, 340,313.01 and 100,487.67

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Solution

The fourth proportional to 226,884.53, 340,313.01 and 100,487.67 is: 150,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,884.53 : 340,313.01 = 100,487.67 : x
  2. Step 2: Convert to fraction form
    226,884.53/340,313.01 = 100,487.67/x
  3. Step 3: Cross multiply
    226,884.53x = 340,313.01 × 100,487.67
  4. Step 4: Simplify right side
    226,884.53x = 34,197,261,445.59
  5. Step 5: Solve for x
    x = 34,197,261,445.59/226,884.53
  6. Step 6: Final answer
    x = 150,725.40

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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.