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Finding the Fourth Proportional to 71,014.78, 98,035.92 and 44,165.95

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Solution

The fourth proportional to 71,014.78, 98,035.92 and 44,165.95 is: 60,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,014.78 : 98,035.92 = 44,165.95 : x
  2. Step 2: Convert to fraction form
    71,014.78/98,035.92 = 44,165.95/x
  3. Step 3: Cross multiply
    71,014.78x = 98,035.92 × 44,165.95
  4. Step 4: Simplify right side
    71,014.78x = 4,329,849,540.92
  5. Step 5: Solve for x
    x = 4,329,849,540.92/71,014.78
  6. Step 6: Final answer
    x = 60,971.10

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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.