Finding the Fourth Proportional to 146,973.39, 202,817.37 and 86,546.58
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Solution
The fourth proportional to 146,973.39, 202,817.37 and 86,546.58 is: 119,430.80
Step by Step Solution
- Step 1: Write the proportion equation
146,973.39 : 202,817.37 = 86,546.58 : x - Step 2: Convert to fraction form
146,973.39/202,817.37 = 86,546.58/x - Step 3: Cross multiply
146,973.39x = 202,817.37 × 86,546.58 - Step 4: Simplify right side
146,973.39x = 17,553,148,815.25 - Step 5: Solve for x
x = 17,553,148,815.25/146,973.39 - Step 6: Final answer
x = 119,430.80
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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.