Finding the Fourth Proportional to 240,394.24, 331,737.84 and 132,961.60
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Solution
The fourth proportional to 240,394.24, 331,737.84 and 132,961.60 is: 183,483.57
Step by Step Solution
- Step 1: Write the proportion equation
240,394.24 : 331,737.84 = 132,961.60 : x - Step 2: Convert to fraction form
240,394.24/331,737.84 = 132,961.60/x - Step 3: Cross multiply
240,394.24x = 331,737.84 × 132,961.60 - Step 4: Simplify right side
240,394.24x = 44,108,393,986.94 - Step 5: Solve for x
x = 44,108,393,986.94/240,394.24 - Step 6: Final answer
x = 183,483.57
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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.