Home / 103,773.22-155,564.10-40,636.34

Finding the Fourth Proportional to 103,773.22, 155,564.10 and 40,636.34

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Solution

The fourth proportional to 103,773.22, 155,564.10 and 40,636.34 is: 60,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,773.22 : 155,564.10 = 40,636.34 : x
  2. Step 2: Convert to fraction form
    103,773.22/155,564.10 = 40,636.34/x
  3. Step 3: Cross multiply
    103,773.22x = 155,564.10 × 40,636.34
  4. Step 4: Simplify right side
    103,773.22x = 6,321,555,659.39
  5. Step 5: Solve for x
    x = 6,321,555,659.39/103,773.22
  6. Step 6: Final answer
    x = 60,917.02

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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.