Home / 74,462.46-102,759.03-40,471.26

Finding the Fourth Proportional to 74,462.46, 102,759.03 and 40,471.26

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Solution

The fourth proportional to 74,462.46, 102,759.03 and 40,471.26 is: 55,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,462.46 : 102,759.03 = 40,471.26 : x
  2. Step 2: Convert to fraction form
    74,462.46/102,759.03 = 40,471.26/x
  3. Step 3: Cross multiply
    74,462.46x = 102,759.03 × 40,471.26
  4. Step 4: Simplify right side
    74,462.46x = 4,158,787,420.48
  5. Step 5: Solve for x
    x = 4,158,787,420.48/74,462.46
  6. Step 6: Final answer
    x = 55,850.79

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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.