Home / 161,056.72-241,590.12-76,826.02

Finding the Fourth Proportional to 161,056.72, 241,590.12 and 76,826.02

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Solution

The fourth proportional to 161,056.72, 241,590.12 and 76,826.02 is: 115,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,056.72 : 241,590.12 = 76,826.02 : x
  2. Step 2: Convert to fraction form
    161,056.72/241,590.12 = 76,826.02/x
  3. Step 3: Cross multiply
    161,056.72x = 241,590.12 × 76,826.02
  4. Step 4: Simplify right side
    161,056.72x = 18,560,407,390.92
  5. Step 5: Solve for x
    x = 18,560,407,390.92/161,056.72
  6. Step 6: Final answer
    x = 115,241.43

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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.