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Finding the Fourth Proportional to 88,728, 133,092 and 23,064

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Solution

The fourth proportional to 88,728, 133,092 and 23,064 is: 34,596

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,728 : 133,092 = 23,064 : x
  2. Step 2: Convert to fraction form
    88,728/133,092 = 23,064/x
  3. Step 3: Cross multiply
    88,728x = 133,092 × 23,064
  4. Step 4: Simplify right side
    88,728x = 3,069,633,888
  5. Step 5: Solve for x
    x = 3,069,633,888/88,728
  6. Step 6: Final answer
    x = 34,596

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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.