Finding the Fourth Proportional to 139,050.24, 208,571.28 and 33,867.68
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Solution
The fourth proportional to 139,050.24, 208,571.28 and 33,867.68 is: 50,800.53
Step by Step Solution
- Step 1: Write the proportion equation
139,050.24 : 208,571.28 = 33,867.68 : x - Step 2: Convert to fraction form
139,050.24/208,571.28 = 33,867.68/x - Step 3: Cross multiply
139,050.24x = 208,571.28 × 33,867.68 - Step 4: Simplify right side
139,050.24x = 7,063,825,368.23 - Step 5: Solve for x
x = 7,063,825,368.23/139,050.24 - Step 6: Final answer
x = 50,800.53
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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.