Finding the Fourth Proportional to 239,717.94, 359,797.77 and 121,473.06
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Solution
The fourth proportional to 239,717.94, 359,797.77 and 121,473.06 is: 182,321.51
Step by Step Solution
- Step 1: Write the proportion equation
239,717.94 : 359,797.77 = 121,473.06 : x - Step 2: Convert to fraction form
239,717.94/359,797.77 = 121,473.06/x - Step 3: Cross multiply
239,717.94x = 359,797.77 × 121,473.06 - Step 4: Simplify right side
239,717.94x = 43,705,736,103.08 - Step 5: Solve for x
x = 43,705,736,103.08/239,717.94 - Step 6: Final answer
x = 182,321.51
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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.