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Finding the Fourth Proportional to 48,706.26, 73,066.26 and 19,108.04

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Solution

The fourth proportional to 48,706.26, 73,066.26 and 19,108.04 is: 28,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706.26 : 73,066.26 = 19,108.04 : x
  2. Step 2: Convert to fraction form
    48,706.26/73,066.26 = 19,108.04/x
  3. Step 3: Cross multiply
    48,706.26x = 73,066.26 × 19,108.04
  4. Step 4: Simplify right side
    48,706.26x = 1,396,153,018.73
  5. Step 5: Solve for x
    x = 1,396,153,018.73/48,706.26
  6. Step 6: Final answer
    x = 28,664.76

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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.