Finding the Fourth Proportional to 75,892.61, 104,723.84 and 44,055.29
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Solution
The fourth proportional to 75,892.61, 104,723.84 and 44,055.29 is: 60,791.68
Step by Step Solution
- Step 1: Write the proportion equation
75,892.61 : 104,723.84 = 44,055.29 : x - Step 2: Convert to fraction form
75,892.61/104,723.84 = 44,055.29/x - Step 3: Cross multiply
75,892.61x = 104,723.84 × 44,055.29 - Step 4: Simplify right side
75,892.61x = 4,613,638,727.63 - Step 5: Solve for x
x = 4,613,638,727.63/75,892.61 - Step 6: Final answer
x = 60,791.68
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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.