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Finding the Fourth Proportional to 92,893.41, 139,296.16 and 35,993.94

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Solution

The fourth proportional to 92,893.41, 139,296.16 and 35,993.94 is: 53,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,893.41 : 139,296.16 = 35,993.94 : x
  2. Step 2: Convert to fraction form
    92,893.41/139,296.16 = 35,993.94/x
  3. Step 3: Cross multiply
    92,893.41x = 139,296.16 × 35,993.94
  4. Step 4: Simplify right side
    92,893.41x = 5,013,817,625.27
  5. Step 5: Solve for x
    x = 5,013,817,625.27/92,893.41
  6. Step 6: Final answer
    x = 53,973.88

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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.