Finding the Fourth Proportional to 164,919.92, 247,177.20 and 76,050.08
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Solution
The fourth proportional to 164,919.92, 247,177.20 and 76,050.08 is: 113,981.66
Step by Step Solution
- Step 1: Write the proportion equation
164,919.92 : 247,177.20 = 76,050.08 : x - Step 2: Convert to fraction form
164,919.92/247,177.20 = 76,050.08/x - Step 3: Cross multiply
164,919.92x = 247,177.20 × 76,050.08 - Step 4: Simplify right side
164,919.92x = 18,797,845,834.18 - Step 5: Solve for x
x = 18,797,845,834.18/164,919.92 - Step 6: Final answer
x = 113,981.66
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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.