Finding the Fourth Proportional to 131,334.18, 181,249.99 and 73,199.96
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Solution
The fourth proportional to 131,334.18, 181,249.99 and 73,199.96 is: 101,020.86
Step by Step Solution
- Step 1: Write the proportion equation
131,334.18 : 181,249.99 = 73,199.96 : x - Step 2: Convert to fraction form
131,334.18/181,249.99 = 73,199.96/x - Step 3: Cross multiply
131,334.18x = 181,249.99 × 73,199.96 - Step 4: Simplify right side
131,334.18x = 13,267,491,652.00 - Step 5: Solve for x
x = 13,267,491,652.00/131,334.18 - Step 6: Final answer
x = 101,020.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.