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Finding the Fourth Proportional to 275,903.96, 413,768.45 and 118,090.04

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Solution

The fourth proportional to 275,903.96, 413,768.45 and 118,090.04 is: 177,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,903.96 : 413,768.45 = 118,090.04 : x
  2. Step 2: Convert to fraction form
    275,903.96/413,768.45 = 118,090.04/x
  3. Step 3: Cross multiply
    275,903.96x = 413,768.45 × 118,090.04
  4. Step 4: Simplify right side
    275,903.96x = 48,861,931,037.62
  5. Step 5: Solve for x
    x = 48,861,931,037.62/275,903.96
  6. Step 6: Final answer
    x = 177,097.61

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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.