Finding the Fourth Proportional to 210,060.99, 315,231.60 and 108,952.23
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Solution
The fourth proportional to 210,060.99, 315,231.60 and 108,952.23 is: 163,501.02
Step by Step Solution
- Step 1: Write the proportion equation
210,060.99 : 315,231.60 = 108,952.23 : x - Step 2: Convert to fraction form
210,060.99/315,231.60 = 108,952.23/x - Step 3: Cross multiply
210,060.99x = 315,231.60 × 108,952.23 - Step 4: Simplify right side
210,060.99x = 34,345,185,786.47 - Step 5: Solve for x
x = 34,345,185,786.47/210,060.99 - Step 6: Final answer
x = 163,501.02
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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.