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Finding the Fourth Proportional to 227,800.10, 341,700.15 and 109,442.90

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Solution

The fourth proportional to 227,800.10, 341,700.15 and 109,442.90 is: 164,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,800.10 : 341,700.15 = 109,442.90 : x
  2. Step 2: Convert to fraction form
    227,800.10/341,700.15 = 109,442.90/x
  3. Step 3: Cross multiply
    227,800.10x = 341,700.15 × 109,442.90
  4. Step 4: Simplify right side
    227,800.10x = 37,396,655,346.44
  5. Step 5: Solve for x
    x = 37,396,655,346.44/227,800.10
  6. Step 6: Final answer
    x = 164,164.35

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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.