Home / 104,070.21-156,076.96-29,185.71

Finding the Fourth Proportional to 104,070.21, 156,076.96 and 29,185.71

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Solution

The fourth proportional to 104,070.21, 156,076.96 and 29,185.71 is: 43,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,070.21 : 156,076.96 = 29,185.71 : x
  2. Step 2: Convert to fraction form
    104,070.21/156,076.96 = 29,185.71/x
  3. Step 3: Cross multiply
    104,070.21x = 156,076.96 × 29,185.71
  4. Step 4: Simplify right side
    104,070.21x = 4,555,216,892.24
  5. Step 5: Solve for x
    x = 4,555,216,892.24/104,070.21
  6. Step 6: Final answer
    x = 43,770.61

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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.