Finding the Fourth Proportional to 179,799.36, 248,129.09 and 98,132.09
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Solution
The fourth proportional to 179,799.36, 248,129.09 and 98,132.09 is: 135,425.53
Step by Step Solution
- Step 1: Write the proportion equation
179,799.36 : 248,129.09 = 98,132.09 : x - Step 2: Convert to fraction form
179,799.36/248,129.09 = 98,132.09/x - Step 3: Cross multiply
179,799.36x = 248,129.09 × 98,132.09 - Step 4: Simplify right side
179,799.36x = 24,349,424,460.19 - Step 5: Solve for x
x = 24,349,424,460.19/179,799.36 - Step 6: Final answer
x = 135,425.53
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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.