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Finding the Fourth Proportional to 227,465.64, 341,083.98 and 132,728.04

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Solution

The fourth proportional to 227,465.64, 341,083.98 and 132,728.04 is: 199,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,465.64 : 341,083.98 = 132,728.04 : x
  2. Step 2: Convert to fraction form
    227,465.64/341,083.98 = 132,728.04/x
  3. Step 3: Cross multiply
    227,465.64x = 341,083.98 × 132,728.04
  4. Step 4: Simplify right side
    227,465.64x = 45,271,408,140.80
  5. Step 5: Solve for x
    x = 45,271,408,140.80/227,465.64
  6. Step 6: Final answer
    x = 199,025.26

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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.