Finding the Fourth Proportional to 227,071.74, 313,356.29 and 125,095.17
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Solution
The fourth proportional to 227,071.74, 313,356.29 and 125,095.17 is: 172,629.84
Step by Step Solution
- Step 1: Write the proportion equation
227,071.74 : 313,356.29 = 125,095.17 : x - Step 2: Convert to fraction form
227,071.74/313,356.29 = 125,095.17/x - Step 3: Cross multiply
227,071.74x = 313,356.29 × 125,095.17 - Step 4: Simplify right side
227,071.74x = 39,199,357,742.64 - Step 5: Solve for x
x = 39,199,357,742.64/227,071.74 - Step 6: Final answer
x = 172,629.84
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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.