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Finding the Fourth Proportional to 51,108.76, 76,637.22 and 23,383

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Solution

The fourth proportional to 51,108.76, 76,637.22 and 23,383 is: 35,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,108.76 : 76,637.22 = 23,383 : x
  2. Step 2: Convert to fraction form
    51,108.76/76,637.22 = 23,383/x
  3. Step 3: Cross multiply
    51,108.76x = 76,637.22 × 23,383
  4. Step 4: Simplify right side
    51,108.76x = 1,792,008,115.26
  5. Step 5: Solve for x
    x = 1,792,008,115.26/51,108.76
  6. Step 6: Final answer
    x = 35,062.64

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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.