Finding the Fourth Proportional to 75,476.14, 104,157.16 and 41,484.62
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Solution
The fourth proportional to 75,476.14, 104,157.16 and 41,484.62 is: 57,248.83
Step by Step Solution
- Step 1: Write the proportion equation
75,476.14 : 104,157.16 = 41,484.62 : x - Step 2: Convert to fraction form
75,476.14/104,157.16 = 41,484.62/x - Step 3: Cross multiply
75,476.14x = 104,157.16 × 41,484.62 - Step 4: Simplify right side
75,476.14x = 4,320,920,359.56 - Step 5: Solve for x
x = 4,320,920,359.56/75,476.14 - Step 6: Final answer
x = 57,248.83
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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.