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Finding the Fourth Proportional to 227,664.80, 341,266.80 and 134,122.40

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Solution

The fourth proportional to 227,664.80, 341,266.80 and 134,122.40 is: 201,047.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,664.80 : 341,266.80 = 134,122.40 : x
  2. Step 2: Convert to fraction form
    227,664.80/341,266.80 = 134,122.40/x
  3. Step 3: Cross multiply
    227,664.80x = 341,266.80 × 134,122.40
  4. Step 4: Simplify right side
    227,664.80x = 45,771,522,256.32
  5. Step 5: Solve for x
    x = 45,771,522,256.32/227,664.80
  6. Step 6: Final answer
    x = 201,047.87

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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.