Home / 75,447.22-104,119.42-41,912.50

Finding the Fourth Proportional to 75,447.22, 104,119.42 and 41,912.50

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Solution

The fourth proportional to 75,447.22, 104,119.42 and 41,912.50 is: 57,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,447.22 : 104,119.42 = 41,912.50 : x
  2. Step 2: Convert to fraction form
    75,447.22/104,119.42 = 41,912.50/x
  3. Step 3: Cross multiply
    75,447.22x = 104,119.42 × 41,912.50
  4. Step 4: Simplify right side
    75,447.22x = 4,363,905,190.75
  5. Step 5: Solve for x
    x = 4,363,905,190.75/75,447.22
  6. Step 6: Final answer
    x = 57,840.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.