Finding the Fourth Proportional to 88,616.26, 122,144.58 and 62,741.62
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Solution
The fourth proportional to 88,616.26, 122,144.58 and 62,741.62 is: 86,480.17
Step by Step Solution
- Step 1: Write the proportion equation
88,616.26 : 122,144.58 = 62,741.62 : x - Step 2: Convert to fraction form
88,616.26/122,144.58 = 62,741.62/x - Step 3: Cross multiply
88,616.26x = 122,144.58 × 62,741.62 - Step 4: Simplify right side
88,616.26x = 7,663,548,823.42 - Step 5: Solve for x
x = 7,663,548,823.42/88,616.26 - Step 6: Final answer
x = 86,480.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.