Finding the Fourth Proportional to 135,608.21, 203,425.99 and 35,775.31
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Solution
The fourth proportional to 135,608.21, 203,425.99 and 35,775.31 is: 53,666.57
Step by Step Solution
- Step 1: Write the proportion equation
135,608.21 : 203,425.99 = 35,775.31 : x - Step 2: Convert to fraction form
135,608.21/203,425.99 = 35,775.31/x - Step 3: Cross multiply
135,608.21x = 203,425.99 × 35,775.31 - Step 4: Simplify right side
135,608.21x = 7,277,627,854.31 - Step 5: Solve for x
x = 7,277,627,854.31/135,608.21 - Step 6: Final answer
x = 53,666.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.