Finding the Fourth Proportional to 235,398.82, 324,856.74 and 127,976.08
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Solution
The fourth proportional to 235,398.82, 324,856.74 and 127,976.08 is: 176,610.45
Step by Step Solution
- Step 1: Write the proportion equation
235,398.82 : 324,856.74 = 127,976.08 : x - Step 2: Convert to fraction form
235,398.82/324,856.74 = 127,976.08/x - Step 3: Cross multiply
235,398.82x = 324,856.74 × 127,976.08 - Step 4: Simplify right side
235,398.82x = 41,573,892,146.78 - Step 5: Solve for x
x = 41,573,892,146.78/235,398.82 - Step 6: Final answer
x = 176,610.45
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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.