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Finding the Fourth Proportional to 227,880.98, 341,890.68 and 161,449.64

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Solution

The fourth proportional to 227,880.98, 341,890.68 and 161,449.64 is: 242,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,880.98 : 341,890.68 = 161,449.64 : x
  2. Step 2: Convert to fraction form
    227,880.98/341,890.68 = 161,449.64/x
  3. Step 3: Cross multiply
    227,880.98x = 341,890.68 × 161,449.64
  4. Step 4: Simplify right side
    227,880.98x = 55,198,127,205.36
  5. Step 5: Solve for x
    x = 55,198,127,205.36/227,880.98
  6. Step 6: Final answer
    x = 242,223.49

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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.