Finding the Fourth Proportional to 265,277.80, 366,071.43 and 144,415.99
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Solution
The fourth proportional to 265,277.80, 366,071.43 and 144,415.99 is: 199,287.57
Step by Step Solution
- Step 1: Write the proportion equation
265,277.80 : 366,071.43 = 144,415.99 : x - Step 2: Convert to fraction form
265,277.80/366,071.43 = 144,415.99/x - Step 3: Cross multiply
265,277.80x = 366,071.43 × 144,415.99 - Step 4: Simplify right side
265,277.80x = 52,866,567,974.17 - Step 5: Solve for x
x = 52,866,567,974.17/265,277.80 - Step 6: Final answer
x = 199,287.57
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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.