Finding the Fourth Proportional to 84,357.93, 116,409.38 and 46,629.75
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Solution
The fourth proportional to 84,357.93, 116,409.38 and 46,629.75 is: 64,346.53
Step by Step Solution
- Step 1: Write the proportion equation
84,357.93 : 116,409.38 = 46,629.75 : x - Step 2: Convert to fraction form
84,357.93/116,409.38 = 46,629.75/x - Step 3: Cross multiply
84,357.93x = 116,409.38 × 46,629.75 - Step 4: Simplify right side
84,357.93x = 5,428,140,053.91 - Step 5: Solve for x
x = 5,428,140,053.91/84,357.93 - Step 6: Final answer
x = 64,346.53
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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.