Finding the Fourth Proportional to 146,473.03, 202,130.97 and 86,049.19
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Solution
The fourth proportional to 146,473.03, 202,130.97 and 86,049.19 is: 118,746.81
Step by Step Solution
- Step 1: Write the proportion equation
146,473.03 : 202,130.97 = 86,049.19 : x - Step 2: Convert to fraction form
146,473.03/202,130.97 = 86,049.19/x - Step 3: Cross multiply
146,473.03x = 202,130.97 × 86,049.19 - Step 4: Simplify right side
146,473.03x = 17,393,205,277.42 - Step 5: Solve for x
x = 17,393,205,277.42/146,473.03 - Step 6: Final answer
x = 118,746.81
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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.