Finding the Fourth Proportional to 135,285.93, 202,913.35 and 35,453.99
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Solution
The fourth proportional to 135,285.93, 202,913.35 and 35,453.99 is: 53,176.91
Step by Step Solution
- Step 1: Write the proportion equation
135,285.93 : 202,913.35 = 35,453.99 : x - Step 2: Convert to fraction form
135,285.93/202,913.35 = 35,453.99/x - Step 3: Cross multiply
135,285.93x = 202,913.35 × 35,453.99 - Step 4: Simplify right side
135,285.93x = 7,194,087,704.50 - Step 5: Solve for x
x = 7,194,087,704.50/135,285.93 - Step 6: Final answer
x = 53,176.91
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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.