Finding the Fourth Proportional to 75,585.49, 104,305.76 and 41,593.96
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Solution
The fourth proportional to 75,585.49, 104,305.76 and 41,593.96 is: 57,398.45
Step by Step Solution
- Step 1: Write the proportion equation
75,585.49 : 104,305.76 = 41,593.96 : x - Step 2: Convert to fraction form
75,585.49/104,305.76 = 41,593.96/x - Step 3: Cross multiply
75,585.49x = 104,305.76 × 41,593.96 - Step 4: Simplify right side
75,585.49x = 4,338,489,921.57 - Step 5: Solve for x
x = 4,338,489,921.57/75,585.49 - Step 6: Final answer
x = 57,398.45
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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.