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Finding the Fourth Proportional to 104,056.62, 156,091.98 and 36,580.44

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Solution

The fourth proportional to 104,056.62, 156,091.98 and 36,580.44 is: 54,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.62 : 156,091.98 = 36,580.44 : x
  2. Step 2: Convert to fraction form
    104,056.62/156,091.98 = 36,580.44/x
  3. Step 3: Cross multiply
    104,056.62x = 156,091.98 × 36,580.44
  4. Step 4: Simplify right side
    104,056.62x = 5,709,913,308.87
  5. Step 5: Solve for x
    x = 5,709,913,308.87/104,056.62
  6. Step 6: Final answer
    x = 54,873.14

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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.