Finding the Fourth Proportional to 251,193.76, 376,347.84 and 132,603.84
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Solution
The fourth proportional to 251,193.76, 376,347.84 and 132,603.84 is: 198,672.01
Step by Step Solution
- Step 1: Write the proportion equation
251,193.76 : 376,347.84 = 132,603.84 : x - Step 2: Convert to fraction form
251,193.76/376,347.84 = 132,603.84/x - Step 3: Cross multiply
251,193.76x = 376,347.84 × 132,603.84 - Step 4: Simplify right side
251,193.76x = 49,905,168,759.71 - Step 5: Solve for x
x = 49,905,168,759.71/251,193.76 - Step 6: Final answer
x = 198,672.01
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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.