Finding the Fourth Proportional to 112,917.06, 169,412.61 and 46,388.52
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Solution
The fourth proportional to 112,917.06, 169,412.61 and 46,388.52 is: 69,597.99
Step by Step Solution
- Step 1: Write the proportion equation
112,917.06 : 169,412.61 = 46,388.52 : x - Step 2: Convert to fraction form
112,917.06/169,412.61 = 46,388.52/x - Step 3: Cross multiply
112,917.06x = 169,412.61 × 46,388.52 - Step 4: Simplify right side
112,917.06x = 7,858,800,247.24 - Step 5: Solve for x
x = 7,858,800,247.24/112,917.06 - Step 6: Final answer
x = 69,597.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.