Home / 82,247.76-123,409.20-44,751.60

Finding the Fourth Proportional to 82,247.76, 123,409.20 and 44,751.60

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Solution

The fourth proportional to 82,247.76, 123,409.20 and 44,751.60 is: 67,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,247.76 : 123,409.20 = 44,751.60 : x
  2. Step 2: Convert to fraction form
    82,247.76/123,409.20 = 44,751.60/x
  3. Step 3: Cross multiply
    82,247.76x = 123,409.20 × 44,751.60
  4. Step 4: Simplify right side
    82,247.76x = 5,522,759,154.72
  5. Step 5: Solve for x
    x = 5,522,759,154.72/82,247.76
  6. Step 6: Final answer
    x = 67,147.84

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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.