Finding the Fourth Proportional to 232,129.25, 348,224.85 and 91,855.07
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Solution
The fourth proportional to 232,129.25, 348,224.85 and 91,855.07 is: 137,794.86
Step by Step Solution
- Step 1: Write the proportion equation
232,129.25 : 348,224.85 = 91,855.07 : x - Step 2: Convert to fraction form
232,129.25/348,224.85 = 91,855.07/x - Step 3: Cross multiply
232,129.25x = 348,224.85 × 91,855.07 - Step 4: Simplify right side
232,129.25x = 31,986,217,972.49 - Step 5: Solve for x
x = 31,986,217,972.49/232,129.25 - Step 6: Final answer
x = 137,794.86
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1.5x scale
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.