Home / 112,181.60-168,276.72-29,073.44

Finding the Fourth Proportional to 112,181.60, 168,276.72 and 29,073.44

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Solution

The fourth proportional to 112,181.60, 168,276.72 and 29,073.44 is: 43,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,181.60 : 168,276.72 = 29,073.44 : x
  2. Step 2: Convert to fraction form
    112,181.60/168,276.72 = 29,073.44/x
  3. Step 3: Cross multiply
    112,181.60x = 168,276.72 × 29,073.44
  4. Step 4: Simplify right side
    112,181.60x = 4,892,383,122.32
  5. Step 5: Solve for x
    x = 4,892,383,122.32/112,181.60
  6. Step 6: Final answer
    x = 43,611.28

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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.