Finding the Fourth Proportional to 197,050.86, 295,582.68 and 77,103.09
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Solution
The fourth proportional to 197,050.86, 295,582.68 and 77,103.09 is: 115,657.14
Step by Step Solution
- Step 1: Write the proportion equation
197,050.86 : 295,582.68 = 77,103.09 : x - Step 2: Convert to fraction form
197,050.86/295,582.68 = 77,103.09/x - Step 3: Cross multiply
197,050.86x = 295,582.68 × 77,103.09 - Step 4: Simplify right side
197,050.86x = 22,790,337,978.48 - Step 5: Solve for x
x = 22,790,337,978.48/197,050.86 - Step 6: Final answer
x = 115,657.14
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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.