Finding the Fourth Proportional to 94,277.69, 130,066.11 and 53,969.73
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Solution
The fourth proportional to 94,277.69, 130,066.11 and 53,969.73 is: 74,456.99
Step by Step Solution
- Step 1: Write the proportion equation
94,277.69 : 130,066.11 = 53,969.73 : x - Step 2: Convert to fraction form
94,277.69/130,066.11 = 53,969.73/x - Step 3: Cross multiply
94,277.69x = 130,066.11 × 53,969.73 - Step 4: Simplify right side
94,277.69x = 7,019,632,838.85 - Step 5: Solve for x
x = 7,019,632,838.85/94,277.69 - Step 6: Final answer
x = 74,456.99
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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.