Home / 74,453.26-102,761.70-45,797.56

Finding the Fourth Proportional to 74,453.26, 102,761.70 and 45,797.56

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Solution

The fourth proportional to 74,453.26, 102,761.70 and 45,797.56 is: 63,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,453.26 : 102,761.70 = 45,797.56 : x
  2. Step 2: Convert to fraction form
    74,453.26/102,761.70 = 45,797.56/x
  3. Step 3: Cross multiply
    74,453.26x = 102,761.70 × 45,797.56
  4. Step 4: Simplify right side
    74,453.26x = 4,706,235,121.45
  5. Step 5: Solve for x
    x = 4,706,235,121.45/74,453.26
  6. Step 6: Final answer
    x = 63,210.60

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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.