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Finding the Fourth Proportional to 116,683.72, 174,912.30 and 92,933.32

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Solution

The fourth proportional to 116,683.72, 174,912.30 and 92,933.32 is: 139,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,683.72 : 174,912.30 = 92,933.32 : x
  2. Step 2: Convert to fraction form
    116,683.72/174,912.30 = 92,933.32/x
  3. Step 3: Cross multiply
    116,683.72x = 174,912.30 × 92,933.32
  4. Step 4: Simplify right side
    116,683.72x = 16,255,180,747.84
  5. Step 5: Solve for x
    x = 16,255,180,747.84/116,683.72
  6. Step 6: Final answer
    x = 139,309.76

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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.