Finding the Fourth Proportional to 197,715.52, 296,616.84 and 57,485.08
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Solution
The fourth proportional to 197,715.52, 296,616.84 and 57,485.08 is: 86,240.28
Step by Step Solution
- Step 1: Write the proportion equation
197,715.52 : 296,616.84 = 57,485.08 : x - Step 2: Convert to fraction form
197,715.52/296,616.84 = 57,485.08/x - Step 3: Cross multiply
197,715.52x = 296,616.84 × 57,485.08 - Step 4: Simplify right side
197,715.52x = 17,051,042,776.75 - Step 5: Solve for x
x = 17,051,042,776.75/197,715.52 - Step 6: Final answer
x = 86,240.28
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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.