Finding the Fourth Proportional to 96,669.74, 145,020.67 and 40,514.07
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Solution
The fourth proportional to 96,669.74, 145,020.67 and 40,514.07 is: 60,777.84
Step by Step Solution
- Step 1: Write the proportion equation
96,669.74 : 145,020.67 = 40,514.07 : x - Step 2: Convert to fraction form
96,669.74/145,020.67 = 40,514.07/x - Step 3: Cross multiply
96,669.74x = 145,020.67 × 40,514.07 - Step 4: Simplify right side
96,669.74x = 5,875,378,170.30 - Step 5: Solve for x
x = 5,875,378,170.30/96,669.74 - Step 6: Final answer
x = 60,777.84
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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.