Finding the Fourth Proportional to 75,792.05, 104,593.75 and 43,526.26
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Solution
The fourth proportional to 75,792.05, 104,593.75 and 43,526.26 is: 60,066.65
Step by Step Solution
- Step 1: Write the proportion equation
75,792.05 : 104,593.75 = 43,526.26 : x - Step 2: Convert to fraction form
75,792.05/104,593.75 = 43,526.26/x - Step 3: Cross multiply
75,792.05x = 104,593.75 × 43,526.26 - Step 4: Simplify right side
75,792.05x = 4,552,574,756.88 - Step 5: Solve for x
x = 4,552,574,756.88/75,792.05 - Step 6: Final answer
x = 60,066.65
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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.