Finding the Fourth Proportional to 135,292.66, 202,940.36 and 60,416.62
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Solution
The fourth proportional to 135,292.66, 202,940.36 and 60,416.62 is: 90,625.54
Step by Step Solution
- Step 1: Write the proportion equation
135,292.66 : 202,940.36 = 60,416.62 : x - Step 2: Convert to fraction form
135,292.66/202,940.36 = 60,416.62/x - Step 3: Cross multiply
135,292.66x = 202,940.36 × 60,416.62 - Step 4: Simplify right side
135,292.66x = 12,260,970,612.78 - Step 5: Solve for x
x = 12,260,970,612.78/135,292.66 - Step 6: Final answer
x = 90,625.54
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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.