Home / 228,170.78-341,732.13-113,968.05

Finding the Fourth Proportional to 228,170.78, 341,732.13 and 113,968.05

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Solution

The fourth proportional to 228,170.78, 341,732.13 and 113,968.05 is: 170,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,170.78 : 341,732.13 = 113,968.05 : x
  2. Step 2: Convert to fraction form
    228,170.78/341,732.13 = 113,968.05/x
  3. Step 3: Cross multiply
    228,170.78x = 341,732.13 × 113,968.05
  4. Step 4: Simplify right side
    228,170.78x = 38,946,543,624.12
  5. Step 5: Solve for x
    x = 38,946,543,624.12/228,170.78
  6. Step 6: Final answer
    x = 170,690.32

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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.