Finding the Fourth Proportional to 146,283.76, 219,425.64 and 51,491.62
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Solution
The fourth proportional to 146,283.76, 219,425.64 and 51,491.62 is: 77,237.43
Step by Step Solution
- Step 1: Write the proportion equation
146,283.76 : 219,425.64 = 51,491.62 : x - Step 2: Convert to fraction form
146,283.76/219,425.64 = 51,491.62/x - Step 3: Cross multiply
146,283.76x = 219,425.64 × 51,491.62 - Step 4: Simplify right side
146,283.76x = 11,298,581,673.14 - Step 5: Solve for x
x = 11,298,581,673.14/146,283.76 - Step 6: Final answer
x = 77,237.43
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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.