Finding the Fourth Proportional to 68,175.60, 102,412.48 and 48,580.08
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Solution
The fourth proportional to 68,175.60, 102,412.48 and 48,580.08 is: 72,976.35
Step by Step Solution
- Step 1: Write the proportion equation
68,175.60 : 102,412.48 = 48,580.08 : x - Step 2: Convert to fraction form
68,175.60/102,412.48 = 48,580.08/x - Step 3: Cross multiply
68,175.60x = 102,412.48 × 48,580.08 - Step 4: Simplify right side
68,175.60x = 4,975,206,471.40 - Step 5: Solve for x
x = 4,975,206,471.40/68,175.60 - Step 6: Final answer
x = 72,976.35
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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.