Finding the Fourth Proportional to 240,352.74, 331,688.97 and 132,930.18
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Solution
The fourth proportional to 240,352.74, 331,688.97 and 132,930.18 is: 183,444.86
Step by Step Solution
- Step 1: Write the proportion equation
240,352.74 : 331,688.97 = 132,930.18 : x - Step 2: Convert to fraction form
240,352.74/331,688.97 = 132,930.18/x - Step 3: Cross multiply
240,352.74x = 331,688.97 × 132,930.18 - Step 4: Simplify right side
240,352.74x = 44,091,474,486.11 - Step 5: Solve for x
x = 44,091,474,486.11/240,352.74 - Step 6: Final answer
x = 183,444.86
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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.