Finding the Fourth Proportional to 195,876.36, 270,365.42 and 115,350.59
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Solution
The fourth proportional to 195,876.36, 270,365.42 and 115,350.59 is: 159,216.82
Step by Step Solution
- Step 1: Write the proportion equation
195,876.36 : 270,365.42 = 115,350.59 : x - Step 2: Convert to fraction form
195,876.36/270,365.42 = 115,350.59/x - Step 3: Cross multiply
195,876.36x = 270,365.42 × 115,350.59 - Step 4: Simplify right side
195,876.36x = 31,186,810,592.06 - Step 5: Solve for x
x = 31,186,810,592.06/195,876.36 - Step 6: Final answer
x = 159,216.82
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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.