Finding the Fourth Proportional to 75,950.91, 104,816.79 and 43,696.08
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Solution
The fourth proportional to 75,950.91, 104,816.79 and 43,696.08 is: 60,303.20
Step by Step Solution
- Step 1: Write the proportion equation
75,950.91 : 104,816.79 = 43,696.08 : x - Step 2: Convert to fraction form
75,950.91/104,816.79 = 43,696.08/x - Step 3: Cross multiply
75,950.91x = 104,816.79 × 43,696.08 - Step 4: Simplify right side
75,950.91x = 4,580,082,841.18 - Step 5: Solve for x
x = 4,580,082,841.18/75,950.91 - Step 6: Final answer
x = 60,303.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.