Home / 104,015.21-156,046.32-32,942.16

Finding the Fourth Proportional to 104,015.21, 156,046.32 and 32,942.16

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Solution

The fourth proportional to 104,015.21, 156,046.32 and 32,942.16 is: 49,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,015.21 : 156,046.32 = 32,942.16 : x
  2. Step 2: Convert to fraction form
    104,015.21/156,046.32 = 32,942.16/x
  3. Step 3: Cross multiply
    104,015.21x = 156,046.32 × 32,942.16
  4. Step 4: Simplify right side
    104,015.21x = 5,140,502,840.85
  5. Step 5: Solve for x
    x = 5,140,502,840.85/104,015.21
  6. Step 6: Final answer
    x = 49,420.69

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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.