Finding the Fourth Proportional to 133,034.18, 199,377.98 and 54,056.07
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Solution
The fourth proportional to 133,034.18, 199,377.98 and 54,056.07 is: 81,013.69
Step by Step Solution
- Step 1: Write the proportion equation
133,034.18 : 199,377.98 = 54,056.07 : x - Step 2: Convert to fraction form
133,034.18/199,377.98 = 54,056.07/x - Step 3: Cross multiply
133,034.18x = 199,377.98 × 54,056.07 - Step 4: Simplify right side
133,034.18x = 10,777,589,773.06 - Step 5: Solve for x
x = 10,777,589,773.06/133,034.18 - Step 6: Final answer
x = 81,013.69
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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.