Home / 149,716.45-224,738.70-93,619.90

Finding the Fourth Proportional to 149,716.45, 224,738.70 and 93,619.90

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Solution

The fourth proportional to 149,716.45, 224,738.70 and 93,619.90 is: 140,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,716.45 : 224,738.70 = 93,619.90 : x
  2. Step 2: Convert to fraction form
    149,716.45/224,738.70 = 93,619.90/x
  3. Step 3: Cross multiply
    149,716.45x = 224,738.70 × 93,619.90
  4. Step 4: Simplify right side
    149,716.45x = 21,040,014,620.13
  5. Step 5: Solve for x
    x = 21,040,014,620.13/149,716.45
  6. Step 6: Final answer
    x = 140,532.42

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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.