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Finding the Fourth Proportional to 44,980.16, 67,511.72 and 22,809

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Solution

The fourth proportional to 44,980.16, 67,511.72 and 22,809 is: 34,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,980.16 : 67,511.72 = 22,809 : x
  2. Step 2: Convert to fraction form
    44,980.16/67,511.72 = 22,809/x
  3. Step 3: Cross multiply
    44,980.16x = 67,511.72 × 22,809
  4. Step 4: Simplify right side
    44,980.16x = 1,539,874,821.48
  5. Step 5: Solve for x
    x = 1,539,874,821.48/44,980.16
  6. Step 6: Final answer
    x = 34,234.53

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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.