Finding the Fourth Proportional to 232,088.40, 348,247.80 and 91,851.60
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Solution
The fourth proportional to 232,088.40, 348,247.80 and 91,851.60 is: 137,822.99
Step by Step Solution
- Step 1: Write the proportion equation
232,088.40 : 348,247.80 = 91,851.60 : x - Step 2: Convert to fraction form
232,088.40/348,247.80 = 91,851.60/x - Step 3: Cross multiply
232,088.40x = 348,247.80 × 91,851.60 - Step 4: Simplify right side
232,088.40x = 31,987,117,626.48 - Step 5: Solve for x
x = 31,987,117,626.48/232,088.40 - Step 6: Final answer
x = 137,822.99
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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.