Home / 178,735.75-268,103.41-45,616.02

Finding the Fourth Proportional to 178,735.75, 268,103.41 and 45,616.02

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Solution

The fourth proportional to 178,735.75, 268,103.41 and 45,616.02 is: 68,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,735.75 : 268,103.41 = 45,616.02 : x
  2. Step 2: Convert to fraction form
    178,735.75/268,103.41 = 45,616.02/x
  3. Step 3: Cross multiply
    178,735.75x = 268,103.41 × 45,616.02
  4. Step 4: Simplify right side
    178,735.75x = 12,229,810,284.55
  5. Step 5: Solve for x
    x = 12,229,810,284.55/178,735.75
  6. Step 6: Final answer
    x = 68,423.97

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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.