Finding the Fourth Proportional to 199,735.40, 299,214.30 and 110,829.80
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Solution
The fourth proportional to 199,735.40, 299,214.30 and 110,829.80 is: 166,028.96
Step by Step Solution
- Step 1: Write the proportion equation
199,735.40 : 299,214.30 = 110,829.80 : x - Step 2: Convert to fraction form
199,735.40/299,214.30 = 110,829.80/x - Step 3: Cross multiply
199,735.40x = 299,214.30 × 110,829.80 - Step 4: Simplify right side
199,735.40x = 33,161,861,026.14 - Step 5: Solve for x
x = 33,161,861,026.14/199,735.40 - Step 6: Final answer
x = 166,028.96
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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.