Finding the Fourth Proportional to 146,956.06, 202,844.82 and 86,521.96
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Solution
The fourth proportional to 146,956.06, 202,844.82 and 86,521.96 is: 119,427.07
Step by Step Solution
- Step 1: Write the proportion equation
146,956.06 : 202,844.82 = 86,521.96 : x - Step 2: Convert to fraction form
146,956.06/202,844.82 = 86,521.96/x - Step 3: Cross multiply
146,956.06x = 202,844.82 × 86,521.96 - Step 4: Simplify right side
146,956.06x = 17,550,531,402.25 - Step 5: Solve for x
x = 17,550,531,402.25/146,956.06 - Step 6: Final answer
x = 119,427.07
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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.