Finding the Fourth Proportional to 163,524.96, 225,672.48 and 99,852.48
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Solution
The fourth proportional to 163,524.96, 225,672.48 and 99,852.48 is: 137,801.33
Step by Step Solution
- Step 1: Write the proportion equation
163,524.96 : 225,672.48 = 99,852.48 : x - Step 2: Convert to fraction form
163,524.96/225,672.48 = 99,852.48/x - Step 3: Cross multiply
163,524.96x = 225,672.48 × 99,852.48 - Step 4: Simplify right side
163,524.96x = 22,533,956,795.75 - Step 5: Solve for x
x = 22,533,956,795.75/163,524.96 - Step 6: Final answer
x = 137,801.33
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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.