Finding the Fourth Proportional to 100,829.99, 151,162.35 and 41,708.09
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Solution
The fourth proportional to 100,829.99, 151,162.35 and 41,708.09 is: 62,527.95
Step by Step Solution
- Step 1: Write the proportion equation
100,829.99 : 151,162.35 = 41,708.09 : x - Step 2: Convert to fraction form
100,829.99/151,162.35 = 41,708.09/x - Step 3: Cross multiply
100,829.99x = 151,162.35 × 41,708.09 - Step 4: Simplify right side
100,829.99x = 6,304,692,142.60 - Step 5: Solve for x
x = 6,304,692,142.60/100,829.99 - Step 6: Final answer
x = 62,527.95
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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.