Finding the Fourth Proportional to 77,569.92, 116,370.24 and 24,975.36
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Solution
The fourth proportional to 77,569.92, 116,370.24 and 24,975.36 is: 37,467.99
Step by Step Solution
- Step 1: Write the proportion equation
77,569.92 : 116,370.24 = 24,975.36 : x - Step 2: Convert to fraction form
77,569.92/116,370.24 = 24,975.36/x - Step 3: Cross multiply
77,569.92x = 116,370.24 × 24,975.36 - Step 4: Simplify right side
77,569.92x = 2,906,388,637.29 - Step 5: Solve for x
x = 2,906,388,637.29/77,569.92 - Step 6: Final answer
x = 37,467.99
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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.