Finding the Fourth Proportional to 163,122.08, 225,062.18 and 95,142.02
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Solution
The fourth proportional to 163,122.08, 225,062.18 and 95,142.02 is: 131,268.99
Step by Step Solution
- Step 1: Write the proportion equation
163,122.08 : 225,062.18 = 95,142.02 : x - Step 2: Convert to fraction form
163,122.08/225,062.18 = 95,142.02/x - Step 3: Cross multiply
163,122.08x = 225,062.18 × 95,142.02 - Step 4: Simplify right side
163,122.08x = 21,412,870,430.80 - Step 5: Solve for x
x = 21,412,870,430.80/163,122.08 - Step 6: Final answer
x = 131,268.99
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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.