Home / 107,914.60-161,910.30-104,074.60

Finding the Fourth Proportional to 107,914.60, 161,910.30 and 104,074.60

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Solution

The fourth proportional to 107,914.60, 161,910.30 and 104,074.60 is: 156,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,914.60 : 161,910.30 = 104,074.60 : x
  2. Step 2: Convert to fraction form
    107,914.60/161,910.30 = 104,074.60/x
  3. Step 3: Cross multiply
    107,914.60x = 161,910.30 × 104,074.60
  4. Step 4: Simplify right side
    107,914.60x = 16,850,749,708.38
  5. Step 5: Solve for x
    x = 16,850,749,708.38/107,914.60
  6. Step 6: Final answer
    x = 156,148.93

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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.