Finding the Fourth Proportional to 116,862.84, 175,189.37 and 41,965.65
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Solution
The fourth proportional to 116,862.84, 175,189.37 and 41,965.65 is: 62,910.81
Step by Step Solution
- Step 1: Write the proportion equation
116,862.84 : 175,189.37 = 41,965.65 : x - Step 2: Convert to fraction form
116,862.84/175,189.37 = 41,965.65/x - Step 3: Cross multiply
116,862.84x = 175,189.37 × 41,965.65 - Step 4: Simplify right side
116,862.84x = 7,351,935,575.31 - Step 5: Solve for x
x = 7,351,935,575.31/116,862.84 - Step 6: Final answer
x = 62,910.81
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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.