Finding the Fourth Proportional to 170,660.77, 255,495.36 and 99,365.92
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Solution
The fourth proportional to 170,660.77, 255,495.36 and 99,365.92 is: 148,760.21
Step by Step Solution
- Step 1: Write the proportion equation
170,660.77 : 255,495.36 = 99,365.92 : x - Step 2: Convert to fraction form
170,660.77/255,495.36 = 99,365.92/x - Step 3: Cross multiply
170,660.77x = 255,495.36 × 99,365.92 - Step 4: Simplify right side
170,660.77x = 25,387,531,502.13 - Step 5: Solve for x
x = 25,387,531,502.13/170,660.77 - Step 6: Final answer
x = 148,760.21
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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.