Finding the Fourth Proportional to 217,968.62, 326,959.09 and 60,197.09
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Solution
The fourth proportional to 217,968.62, 326,959.09 and 60,197.09 is: 90,297.34
Step by Step Solution
- Step 1: Write the proportion equation
217,968.62 : 326,959.09 = 60,197.09 : x - Step 2: Convert to fraction form
217,968.62/326,959.09 = 60,197.09/x - Step 3: Cross multiply
217,968.62x = 326,959.09 × 60,197.09 - Step 4: Simplify right side
217,968.62x = 19,681,986,433.95 - Step 5: Solve for x
x = 19,681,986,433.95/217,968.62 - Step 6: Final answer
x = 90,297.34
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1.5x scale
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.