Finding the Fourth Proportional to 193,989.24, 290,996.15 and 60,874.75
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Solution
The fourth proportional to 193,989.24, 290,996.15 and 60,874.75 is: 91,315.98
Step by Step Solution
- Step 1: Write the proportion equation
193,989.24 : 290,996.15 = 60,874.75 : x - Step 2: Convert to fraction form
193,989.24/290,996.15 = 60,874.75/x - Step 3: Cross multiply
193,989.24x = 290,996.15 × 60,874.75 - Step 4: Simplify right side
193,989.24x = 17,714,317,421.05 - Step 5: Solve for x
x = 17,714,317,421.05/193,989.24 - Step 6: Final answer
x = 91,315.98
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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.