Finding the Fourth Proportional to 213,957.05, 295,269.95 and 118,463.75
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Solution
The fourth proportional to 213,957.05, 295,269.95 and 118,463.75 is: 163,485.08
Step by Step Solution
- Step 1: Write the proportion equation
213,957.05 : 295,269.95 = 118,463.75 : x - Step 2: Convert to fraction form
213,957.05/295,269.95 = 118,463.75/x - Step 3: Cross multiply
213,957.05x = 295,269.95 × 118,463.75 - Step 4: Simplify right side
213,957.05x = 34,978,784,062.96 - Step 5: Solve for x
x = 34,978,784,062.96/213,957.05 - Step 6: Final answer
x = 163,485.08
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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.