Finding the Fourth Proportional to 84,963.22, 117,246.17 and 46,722.44
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Solution
The fourth proportional to 84,963.22, 117,246.17 and 46,722.44 is: 64,475.28
Step by Step Solution
- Step 1: Write the proportion equation
84,963.22 : 117,246.17 = 46,722.44 : x - Step 2: Convert to fraction form
84,963.22/117,246.17 = 46,722.44/x - Step 3: Cross multiply
84,963.22x = 117,246.17 × 46,722.44 - Step 4: Simplify right side
84,963.22x = 5,478,027,552.98 - Step 5: Solve for x
x = 5,478,027,552.98/84,963.22 - Step 6: Final answer
x = 64,475.28
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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.