Finding the Fourth Proportional to 129,543.16, 194,183.46 and 62,927.14
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Solution
The fourth proportional to 129,543.16, 194,183.46 and 62,927.14 is: 94,326.94
Step by Step Solution
- Step 1: Write the proportion equation
129,543.16 : 194,183.46 = 62,927.14 : x - Step 2: Convert to fraction form
129,543.16/194,183.46 = 62,927.14/x - Step 3: Cross multiply
129,543.16x = 194,183.46 × 62,927.14 - Step 4: Simplify right side
129,543.16x = 12,219,409,773.10 - Step 5: Solve for x
x = 12,219,409,773.10/129,543.16 - Step 6: Final answer
x = 94,326.94
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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.