Finding the Fourth Proportional to 235,629.84, 325,144.56 and 133,622.70
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Solution
The fourth proportional to 235,629.84, 325,144.56 and 133,622.70 is: 184,385.36
Step by Step Solution
- Step 1: Write the proportion equation
235,629.84 : 325,144.56 = 133,622.70 : x - Step 2: Convert to fraction form
235,629.84/325,144.56 = 133,622.70/x - Step 3: Cross multiply
235,629.84x = 325,144.56 × 133,622.70 - Step 4: Simplify right side
235,629.84x = 43,446,693,279.31 - Step 5: Solve for x
x = 43,446,693,279.31/235,629.84 - Step 6: Final answer
x = 184,385.36
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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.