Finding the Fourth Proportional to 208,495.68, 312,735.68 and 60,747.84
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Solution
The fourth proportional to 208,495.68, 312,735.68 and 60,747.84 is: 91,119.48
Step by Step Solution
- Step 1: Write the proportion equation
208,495.68 : 312,735.68 = 60,747.84 : x - Step 2: Convert to fraction form
208,495.68/312,735.68 = 60,747.84/x - Step 3: Cross multiply
208,495.68x = 312,735.68 × 60,747.84 - Step 4: Simplify right side
208,495.68x = 18,998,017,050.93 - Step 5: Solve for x
x = 18,998,017,050.93/208,495.68 - Step 6: Final answer
x = 91,119.48
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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.