Finding the Fourth Proportional to 149,327.09, 223,992.91 and 54,576.53
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Solution
The fourth proportional to 149,327.09, 223,992.91 and 54,576.53 is: 81,865.62
Step by Step Solution
- Step 1: Write the proportion equation
149,327.09 : 223,992.91 = 54,576.53 : x - Step 2: Convert to fraction form
149,327.09/223,992.91 = 54,576.53/x - Step 3: Cross multiply
149,327.09x = 223,992.91 × 54,576.53 - Step 4: Simplify right side
149,327.09x = 12,224,754,987.15 - Step 5: Solve for x
x = 12,224,754,987.15/149,327.09 - Step 6: Final answer
x = 81,865.62
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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.