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Finding the Fourth Proportional to 79,894.72, 110,252.64 and 44,083

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Solution

The fourth proportional to 79,894.72, 110,252.64 and 44,083 is: 60,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894.72 : 110,252.64 = 44,083 : x
  2. Step 2: Convert to fraction form
    79,894.72/110,252.64 = 44,083/x
  3. Step 3: Cross multiply
    79,894.72x = 110,252.64 × 44,083
  4. Step 4: Simplify right side
    79,894.72x = 4,860,267,129.12
  5. Step 5: Solve for x
    x = 4,860,267,129.12/79,894.72
  6. Step 6: Final answer
    x = 60,833.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.