Home / 104,214.42-156,321.72-73,188.18

Finding the Fourth Proportional to 104,214.42, 156,321.72 and 73,188.18

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Solution

The fourth proportional to 104,214.42, 156,321.72 and 73,188.18 is: 109,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,214.42 : 156,321.72 = 73,188.18 : x
  2. Step 2: Convert to fraction form
    104,214.42/156,321.72 = 73,188.18/x
  3. Step 3: Cross multiply
    104,214.42x = 156,321.72 × 73,188.18
  4. Step 4: Simplify right side
    104,214.42x = 11,440,902,181.27
  5. Step 5: Solve for x
    x = 11,440,902,181.27/104,214.42
  6. Step 6: Final answer
    x = 109,782.33

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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.