Finding the Fourth Proportional to 248,021.46, 342,267.93 and 134,844.21
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Solution
The fourth proportional to 248,021.46, 342,267.93 and 134,844.21 is: 186,084.09
Step by Step Solution
- Step 1: Write the proportion equation
248,021.46 : 342,267.93 = 134,844.21 : x - Step 2: Convert to fraction form
248,021.46/342,267.93 = 134,844.21/x - Step 3: Cross multiply
248,021.46x = 342,267.93 × 134,844.21 - Step 4: Simplify right side
248,021.46x = 46,152,848,629.19 - Step 5: Solve for x
x = 46,152,848,629.19/248,021.46 - Step 6: Final answer
x = 186,084.09
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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.