Finding the Fourth Proportional to 68,657.60, 96,328 and 68,657.60
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Solution
The fourth proportional to 68,657.60, 96,328 and 68,657.60 is: 96,328
Step by Step Solution
- Step 1: Write the proportion equation
68,657.60 : 96,328 = 68,657.60 : x - Step 2: Convert to fraction form
68,657.60/96,328 = 68,657.60/x - Step 3: Cross multiply
68,657.60x = 96,328 × 68,657.60 - Step 4: Simplify right side
68,657.60x = 6,613,649,292.80 - Step 5: Solve for x
x = 6,613,649,292.80/68,657.60 - Step 6: Final answer
x = 96,328
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.