Home / 45,906.10-68,822.70-25,129.60

Finding the Fourth Proportional to 45,906.10, 68,822.70 and 25,129.60

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Solution

The fourth proportional to 45,906.10, 68,822.70 and 25,129.60 is: 37,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,906.10 : 68,822.70 = 25,129.60 : x
  2. Step 2: Convert to fraction form
    45,906.10/68,822.70 = 25,129.60/x
  3. Step 3: Cross multiply
    45,906.10x = 68,822.70 × 25,129.60
  4. Step 4: Simplify right side
    45,906.10x = 1,729,486,921.92
  5. Step 5: Solve for x
    x = 1,729,486,921.92/45,906.10
  6. Step 6: Final answer
    x = 37,674.45

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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.