Finding the Fourth Proportional to 159,584.84, 239,431.93 and 54,477.62
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Solution
The fourth proportional to 159,584.84, 239,431.93 and 54,477.62 is: 81,735.09
Step by Step Solution
- Step 1: Write the proportion equation
159,584.84 : 239,431.93 = 54,477.62 : x - Step 2: Convert to fraction form
159,584.84/239,431.93 = 54,477.62/x - Step 3: Cross multiply
159,584.84x = 239,431.93 × 54,477.62 - Step 4: Simplify right side
159,584.84x = 13,043,680,365.05 - Step 5: Solve for x
x = 13,043,680,365.05/159,584.84 - Step 6: Final answer
x = 81,735.09
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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.