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Finding the Fourth Proportional to 173,388.67, 260,092 and 55,069.27

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Solution

The fourth proportional to 173,388.67, 260,092 and 55,069.27 is: 82,606.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,388.67 : 260,092 = 55,069.27 : x
  2. Step 2: Convert to fraction form
    173,388.67/260,092 = 55,069.27/x
  3. Step 3: Cross multiply
    173,388.67x = 260,092 × 55,069.27
  4. Step 4: Simplify right side
    173,388.67x = 14,323,076,572.84
  5. Step 5: Solve for x
    x = 14,323,076,572.84/173,388.67
  6. Step 6: Final answer
    x = 82,606.76

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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.