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Finding the Fourth Proportional to 92,026.97, 138,019.92 and 35,868.59

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Solution

The fourth proportional to 92,026.97, 138,019.92 and 35,868.59 is: 53,794.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,026.97 : 138,019.92 = 35,868.59 : x
  2. Step 2: Convert to fraction form
    92,026.97/138,019.92 = 35,868.59/x
  3. Step 3: Cross multiply
    92,026.97x = 138,019.92 × 35,868.59
  4. Step 4: Simplify right side
    92,026.97x = 4,950,579,232.21
  5. Step 5: Solve for x
    x = 4,950,579,232.21/92,026.97
  6. Step 6: Final answer
    x = 53,794.88

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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.