Finding the Fourth Proportional to 265,144.70, 365,904.09 and 144,291.08
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Solution
The fourth proportional to 265,144.70, 365,904.09 and 144,291.08 is: 199,124.09
Step by Step Solution
- Step 1: Write the proportion equation
265,144.70 : 365,904.09 = 144,291.08 : x - Step 2: Convert to fraction form
265,144.70/365,904.09 = 144,291.08/x - Step 3: Cross multiply
265,144.70x = 365,904.09 × 144,291.08 - Step 4: Simplify right side
265,144.70x = 52,796,696,322.52 - Step 5: Solve for x
x = 52,796,696,322.52/265,144.70 - Step 6: Final answer
x = 199,124.09
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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.