Finding the Fourth Proportional to 84,636.16, 116,796.16 and 46,910.08
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Solution
The fourth proportional to 84,636.16, 116,796.16 and 46,910.08 is: 64,734.95
Step by Step Solution
- Step 1: Write the proportion equation
84,636.16 : 116,796.16 = 46,910.08 : x - Step 2: Convert to fraction form
84,636.16/116,796.16 = 46,910.08/x - Step 3: Cross multiply
84,636.16x = 116,796.16 × 46,910.08 - Step 4: Simplify right side
84,636.16x = 5,478,917,209.29 - Step 5: Solve for x
x = 5,478,917,209.29/84,636.16 - Step 6: Final answer
x = 64,734.95
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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.