Finding the Fourth Proportional to 163,201.48, 244,605.36 and 84,272.68
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Solution
The fourth proportional to 163,201.48, 244,605.36 and 84,272.68 is: 126,307.37
Step by Step Solution
- Step 1: Write the proportion equation
163,201.48 : 244,605.36 = 84,272.68 : x - Step 2: Convert to fraction form
163,201.48/244,605.36 = 84,272.68/x - Step 3: Cross multiply
163,201.48x = 244,605.36 × 84,272.68 - Step 4: Simplify right side
163,201.48x = 20,613,549,229.56 - Step 5: Solve for x
x = 20,613,549,229.56/163,201.48 - Step 6: Final answer
x = 126,307.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.