Finding the Fourth Proportional to 179,480.68, 247,684.97 and 98,911.08
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Solution
The fourth proportional to 179,480.68, 247,684.97 and 98,911.08 is: 136,498.19
Step by Step Solution
- Step 1: Write the proportion equation
179,480.68 : 247,684.97 = 98,911.08 : x - Step 2: Convert to fraction form
179,480.68/247,684.97 = 98,911.08/x - Step 3: Cross multiply
179,480.68x = 247,684.97 × 98,911.08 - Step 4: Simplify right side
179,480.68x = 24,498,788,129.75 - Step 5: Solve for x
x = 24,498,788,129.75/179,480.68 - Step 6: Final answer
x = 136,498.19
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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.