Finding the Fourth Proportional to 84,634.19, 116,795.18 and 46,908.44
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Solution
The fourth proportional to 84,634.19, 116,795.18 and 46,908.44 is: 64,733.65
Step by Step Solution
- Step 1: Write the proportion equation
84,634.19 : 116,795.18 = 46,908.44 : x - Step 2: Convert to fraction form
84,634.19/116,795.18 = 46,908.44/x - Step 3: Cross multiply
84,634.19x = 116,795.18 × 46,908.44 - Step 4: Simplify right side
84,634.19x = 5,478,679,693.32 - Step 5: Solve for x
x = 5,478,679,693.32/84,634.19 - Step 6: Final answer
x = 64,733.65
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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.