Finding the Fourth Proportional to 227,275.98, 313,643.04 and 125,305.40
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Solution
The fourth proportional to 227,275.98, 313,643.04 and 125,305.40 is: 172,922.65
Step by Step Solution
- Step 1: Write the proportion equation
227,275.98 : 313,643.04 = 125,305.40 : x - Step 2: Convert to fraction form
227,275.98/313,643.04 = 125,305.40/x - Step 3: Cross multiply
227,275.98x = 313,643.04 × 125,305.40 - Step 4: Simplify right side
227,275.98x = 39,301,165,016.20 - Step 5: Solve for x
x = 39,301,165,016.20/227,275.98 - Step 6: Final answer
x = 172,922.65
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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.