Finding the Fourth Proportional to 77,585.09, 107,067.49 and 44,051.09
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Solution
The fourth proportional to 77,585.09, 107,067.49 and 44,051.09 is: 60,790.54
Step by Step Solution
- Step 1: Write the proportion equation
77,585.09 : 107,067.49 = 44,051.09 : x - Step 2: Convert to fraction form
77,585.09/107,067.49 = 44,051.09/x - Step 3: Cross multiply
77,585.09x = 107,067.49 × 44,051.09 - Step 4: Simplify right side
77,585.09x = 4,716,438,992.60 - Step 5: Solve for x
x = 4,716,438,992.60/77,585.09 - Step 6: Final answer
x = 60,790.54
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1.5x scale
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.