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Finding the Fourth Proportional to 92,717.34, 139,076.01 and 33,541.98

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Solution

The fourth proportional to 92,717.34, 139,076.01 and 33,541.98 is: 50,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,717.34 : 139,076.01 = 33,541.98 : x
  2. Step 2: Convert to fraction form
    92,717.34/139,076.01 = 33,541.98/x
  3. Step 3: Cross multiply
    92,717.34x = 139,076.01 × 33,541.98
  4. Step 4: Simplify right side
    92,717.34x = 4,664,884,745.90
  5. Step 5: Solve for x
    x = 4,664,884,745.90/92,717.34
  6. Step 6: Final answer
    x = 50,312.97

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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.