Finding the Fourth Proportional to 190,998.14, 286,319.12 and 64,549.96
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Solution
The fourth proportional to 190,998.14, 286,319.12 and 64,549.96 is: 96,764.75
Step by Step Solution
- Step 1: Write the proportion equation
190,998.14 : 286,319.12 = 64,549.96 : x - Step 2: Convert to fraction form
190,998.14/286,319.12 = 64,549.96/x - Step 3: Cross multiply
190,998.14x = 286,319.12 × 64,549.96 - Step 4: Simplify right side
190,998.14x = 18,481,886,704.69 - Step 5: Solve for x
x = 18,481,886,704.69/190,998.14 - Step 6: Final answer
x = 96,764.75
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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.