Finding the Fourth Proportional to 251,845.84, 377,531.28 and 125,366.56
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Solution
The fourth proportional to 251,845.84, 377,531.28 and 125,366.56 is: 187,931.62
Step by Step Solution
- Step 1: Write the proportion equation
251,845.84 : 377,531.28 = 125,366.56 : x - Step 2: Convert to fraction form
251,845.84/377,531.28 = 125,366.56/x - Step 3: Cross multiply
251,845.84x = 377,531.28 × 125,366.56 - Step 4: Simplify right side
251,845.84x = 47,329,797,866.00 - Step 5: Solve for x
x = 47,329,797,866.00/251,845.84 - Step 6: Final answer
x = 187,931.62
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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.