Finding the Fourth Proportional to 190,305.36, 285,457.17 and 48,151.98
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Solution
The fourth proportional to 190,305.36, 285,457.17 and 48,151.98 is: 72,227.75
Step by Step Solution
- Step 1: Write the proportion equation
190,305.36 : 285,457.17 = 48,151.98 : x - Step 2: Convert to fraction form
190,305.36/285,457.17 = 48,151.98/x - Step 3: Cross multiply
190,305.36x = 285,457.17 × 48,151.98 - Step 4: Simplify right side
190,305.36x = 13,745,327,940.70 - Step 5: Solve for x
x = 13,745,327,940.70/190,305.36 - Step 6: Final answer
x = 72,227.75
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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.