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Finding the Fourth Proportional to 48,752.55, 72,986.13 and 44,083.17

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Solution

The fourth proportional to 48,752.55, 72,986.13 and 44,083.17 is: 65,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,752.55 : 72,986.13 = 44,083.17 : x
  2. Step 2: Convert to fraction form
    48,752.55/72,986.13 = 44,083.17/x
  3. Step 3: Cross multiply
    48,752.55x = 72,986.13 × 44,083.17
  4. Step 4: Simplify right side
    48,752.55x = 3,217,459,976.43
  5. Step 5: Solve for x
    x = 3,217,459,976.43/48,752.55
  6. Step 6: Final answer
    x = 65,995.73

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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.