Finding the Fourth Proportional to 197,270.13, 295,979.73 and 118,439.31
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Solution
The fourth proportional to 197,270.13, 295,979.73 and 118,439.31 is: 177,703.72
Step by Step Solution
- Step 1: Write the proportion equation
197,270.13 : 295,979.73 = 118,439.31 : x - Step 2: Convert to fraction form
197,270.13/295,979.73 = 118,439.31/x - Step 3: Cross multiply
197,270.13x = 295,979.73 × 118,439.31 - Step 4: Simplify right side
197,270.13x = 35,055,634,995.19 - Step 5: Solve for x
x = 35,055,634,995.19/197,270.13 - Step 6: Final answer
x = 177,703.72
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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.