Finding the Fourth Proportional to 132,246.14, 182,497.78 and 74,883.96
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Solution
The fourth proportional to 132,246.14, 182,497.78 and 74,883.96 is: 103,338.79
Step by Step Solution
- Step 1: Write the proportion equation
132,246.14 : 182,497.78 = 74,883.96 : x - Step 2: Convert to fraction form
132,246.14/182,497.78 = 74,883.96/x - Step 3: Cross multiply
132,246.14x = 182,497.78 × 74,883.96 - Step 4: Simplify right side
132,246.14x = 13,666,156,457.61 - Step 5: Solve for x
x = 13,666,156,457.61/132,246.14 - Step 6: Final answer
x = 103,338.79
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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.