Finding the Fourth Proportional to 97,456.73, 146,236.33 and 69,176.19
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Solution
The fourth proportional to 97,456.73, 146,236.33 and 69,176.19 is: 103,800.65
Step by Step Solution
- Step 1: Write the proportion equation
97,456.73 : 146,236.33 = 69,176.19 : x - Step 2: Convert to fraction form
97,456.73/146,236.33 = 69,176.19/x - Step 3: Cross multiply
97,456.73x = 146,236.33 × 69,176.19 - Step 4: Simplify right side
97,456.73x = 10,116,072,118.26 - Step 5: Solve for x
x = 10,116,072,118.26/97,456.73 - Step 6: Final answer
x = 103,800.65
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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.