Finding the Fourth Proportional to 84,347.84, 116,400.02 and 46,107.53
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Solution
The fourth proportional to 84,347.84, 116,400.02 and 46,107.53 is: 63,628.39
Step by Step Solution
- Step 1: Write the proportion equation
84,347.84 : 116,400.02 = 46,107.53 : x - Step 2: Convert to fraction form
84,347.84/116,400.02 = 46,107.53/x - Step 3: Cross multiply
84,347.84x = 116,400.02 × 46,107.53 - Step 4: Simplify right side
84,347.84x = 5,366,917,414.15 - Step 5: Solve for x
x = 5,366,917,414.15/84,347.84 - Step 6: Final answer
x = 63,628.39
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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.