Finding the Fourth Proportional to 75,637.07, 113,403.09 and 33,494.19
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Solution
The fourth proportional to 75,637.07, 113,403.09 and 33,494.19 is: 50,218.03
Step by Step Solution
- Step 1: Write the proportion equation
75,637.07 : 113,403.09 = 33,494.19 : x - Step 2: Convert to fraction form
75,637.07/113,403.09 = 33,494.19/x - Step 3: Cross multiply
75,637.07x = 113,403.09 × 33,494.19 - Step 4: Simplify right side
75,637.07x = 3,798,344,792.88 - Step 5: Solve for x
x = 3,798,344,792.88/75,637.07 - Step 6: Final answer
x = 50,218.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.