Finding the Fourth Proportional to 239,582.81, 359,268.97 and 89,717.99
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Solution
The fourth proportional to 239,582.81, 359,268.97 and 89,717.99 is: 134,537.57
Step by Step Solution
- Step 1: Write the proportion equation
239,582.81 : 359,268.97 = 89,717.99 : x - Step 2: Convert to fraction form
239,582.81/359,268.97 = 89,717.99/x - Step 3: Cross multiply
239,582.81x = 359,268.97 × 89,717.99 - Step 4: Simplify right side
239,582.81x = 32,232,890,531.46 - Step 5: Solve for x
x = 32,232,890,531.46/239,582.81 - Step 6: Final answer
x = 134,537.57
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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.