Finding the Fourth Proportional to 85,110.14, 117,451.08 and 46,868.96
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Solution
The fourth proportional to 85,110.14, 117,451.08 and 46,868.96 is: 64,678.66
Step by Step Solution
- Step 1: Write the proportion equation
85,110.14 : 117,451.08 = 46,868.96 : x - Step 2: Convert to fraction form
85,110.14/117,451.08 = 46,868.96/x - Step 3: Cross multiply
85,110.14x = 117,451.08 × 46,868.96 - Step 4: Simplify right side
85,110.14x = 5,504,809,970.48 - Step 5: Solve for x
x = 5,504,809,970.48/85,110.14 - Step 6: Final answer
x = 64,678.66
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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.