Home / 108,231.96-162,350.72-51,292.50

Finding the Fourth Proportional to 108,231.96, 162,350.72 and 51,292.50

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Solution

The fourth proportional to 108,231.96, 162,350.72 and 51,292.50 is: 76,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,231.96 : 162,350.72 = 51,292.50 : x
  2. Step 2: Convert to fraction form
    108,231.96/162,350.72 = 51,292.50/x
  3. Step 3: Cross multiply
    108,231.96x = 162,350.72 × 51,292.50
  4. Step 4: Simplify right side
    108,231.96x = 8,327,374,305.60
  5. Step 5: Solve for x
    x = 8,327,374,305.60/108,231.96
  6. Step 6: Final answer
    x = 76,940.07

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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.