Finding the Fourth Proportional to 235,846.16, 325,451.28 and 133,873.68
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Solution
The fourth proportional to 235,846.16, 325,451.28 and 133,873.68 is: 184,736.36
Step by Step Solution
- Step 1: Write the proportion equation
235,846.16 : 325,451.28 = 133,873.68 : x - Step 2: Convert to fraction form
235,846.16/325,451.28 = 133,873.68/x - Step 3: Cross multiply
235,846.16x = 325,451.28 × 133,873.68 - Step 4: Simplify right side
235,846.16x = 43,569,360,514.31 - Step 5: Solve for x
x = 43,569,360,514.31/235,846.16 - Step 6: Final answer
x = 184,736.36
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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.