Finding the Fourth Proportional to 227,320.96, 313,705.16 and 125,350.08
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Solution
The fourth proportional to 227,320.96, 313,705.16 and 125,350.08 is: 172,984.34
Step by Step Solution
- Step 1: Write the proportion equation
227,320.96 : 313,705.16 = 125,350.08 : x - Step 2: Convert to fraction form
227,320.96/313,705.16 = 125,350.08/x - Step 3: Cross multiply
227,320.96x = 313,705.16 × 125,350.08 - Step 4: Simplify right side
227,320.96x = 39,322,966,902.41 - Step 5: Solve for x
x = 39,322,966,902.41/227,320.96 - Step 6: Final answer
x = 172,984.34
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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.