Finding the Fourth Proportional to 132,117.93, 198,176.16 and 32,278.68
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Solution
The fourth proportional to 132,117.93, 198,176.16 and 32,278.68 is: 48,417.84
Step by Step Solution
- Step 1: Write the proportion equation
132,117.93 : 198,176.16 = 32,278.68 : x - Step 2: Convert to fraction form
132,117.93/198,176.16 = 32,278.68/x - Step 3: Cross multiply
132,117.93x = 198,176.16 × 32,278.68 - Step 4: Simplify right side
132,117.93x = 6,396,864,852.27 - Step 5: Solve for x
x = 6,396,864,852.27/132,117.93 - Step 6: Final answer
x = 48,417.84
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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.