Finding the Fourth Proportional to 98,248.11, 135,582.37 and 53,536.11
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Solution
The fourth proportional to 98,248.11, 135,582.37 and 53,536.11 is: 73,879.82
Step by Step Solution
- Step 1: Write the proportion equation
98,248.11 : 135,582.37 = 53,536.11 : x - Step 2: Convert to fraction form
98,248.11/135,582.37 = 53,536.11/x - Step 3: Cross multiply
98,248.11x = 135,582.37 × 53,536.11 - Step 4: Simplify right side
98,248.11x = 7,258,552,540.54 - Step 5: Solve for x
x = 7,258,552,540.54/98,248.11 - Step 6: Final answer
x = 73,879.82
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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.