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Finding the Fourth Proportional to 178,902.80, 268,338.72 and 60,571.52

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Solution

The fourth proportional to 178,902.80, 268,338.72 and 60,571.52 is: 90,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,902.80 : 268,338.72 = 60,571.52 : x
  2. Step 2: Convert to fraction form
    178,902.80/268,338.72 = 60,571.52/x
  3. Step 3: Cross multiply
    178,902.80x = 268,338.72 × 60,571.52
  4. Step 4: Simplify right side
    178,902.80x = 16,253,684,145.25
  5. Step 5: Solve for x
    x = 16,253,684,145.25/178,902.80
  6. Step 6: Final answer
    x = 90,852.04

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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.