Finding the Fourth Proportional to 75,823.99, 104,637.45 and 41,832.89
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Solution
The fourth proportional to 75,823.99, 104,637.45 and 41,832.89 is: 57,729.58
Step by Step Solution
- Step 1: Write the proportion equation
75,823.99 : 104,637.45 = 41,832.89 : x - Step 2: Convert to fraction form
75,823.99/104,637.45 = 41,832.89/x - Step 3: Cross multiply
75,823.99x = 104,637.45 × 41,832.89 - Step 4: Simplify right side
75,823.99x = 4,377,286,517.13 - Step 5: Solve for x
x = 4,377,286,517.13/75,823.99 - Step 6: Final answer
x = 57,729.58
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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.