Finding the Fourth Proportional to 75,210.14, 112,696.53 and 27,759.92
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Solution
The fourth proportional to 75,210.14, 112,696.53 and 27,759.92 is: 41,596.08
Step by Step Solution
- Step 1: Write the proportion equation
75,210.14 : 112,696.53 = 27,759.92 : x - Step 2: Convert to fraction form
75,210.14/112,696.53 = 27,759.92/x - Step 3: Cross multiply
75,210.14x = 112,696.53 × 27,759.92 - Step 4: Simplify right side
75,210.14x = 3,128,446,657.08 - Step 5: Solve for x
x = 3,128,446,657.08/75,210.14 - Step 6: Final answer
x = 41,596.08
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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.