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Finding the Fourth Proportional to 182,084.74, 273,129.60 and 69,770.60

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Solution

The fourth proportional to 182,084.74, 273,129.60 and 69,770.60 is: 104,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,084.74 : 273,129.60 = 69,770.60 : x
  2. Step 2: Convert to fraction form
    182,084.74/273,129.60 = 69,770.60/x
  3. Step 3: Cross multiply
    182,084.74x = 273,129.60 × 69,770.60
  4. Step 4: Simplify right side
    182,084.74x = 19,056,416,069.76
  5. Step 5: Solve for x
    x = 19,056,416,069.76/182,084.74
  6. Step 6: Final answer
    x = 104,656.85

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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.