Finding the Fourth Proportional to 135,482.42, 203,148.98 and 46,662.68
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Solution
The fourth proportional to 135,482.42, 203,148.98 and 46,662.68 is: 69,968.31
Step by Step Solution
- Step 1: Write the proportion equation
135,482.42 : 203,148.98 = 46,662.68 : x - Step 2: Convert to fraction form
135,482.42/203,148.98 = 46,662.68/x - Step 3: Cross multiply
135,482.42x = 203,148.98 × 46,662.68 - Step 4: Simplify right side
135,482.42x = 9,479,475,612.75 - Step 5: Solve for x
x = 9,479,475,612.75/135,482.42 - Step 6: Final answer
x = 69,968.31
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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.