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Finding the Fourth Proportional to 92,227.68, 138,360.95 and 29,893.32

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Solution

The fourth proportional to 92,227.68, 138,360.95 and 29,893.32 is: 44,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,227.68 : 138,360.95 = 29,893.32 : x
  2. Step 2: Convert to fraction form
    92,227.68/138,360.95 = 29,893.32/x
  3. Step 3: Cross multiply
    92,227.68x = 138,360.95 × 29,893.32
  4. Step 4: Simplify right side
    92,227.68x = 4,136,068,004.39
  5. Step 5: Solve for x
    x = 4,136,068,004.39/92,227.68
  6. Step 6: Final answer
    x = 44,846.28

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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.