Finding the Fourth Proportional to 251,306.09, 376,953.95 and 82,836.53
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Solution
The fourth proportional to 251,306.09, 376,953.95 and 82,836.53 is: 124,253.08
Step by Step Solution
- Step 1: Write the proportion equation
251,306.09 : 376,953.95 = 82,836.53 : x - Step 2: Convert to fraction form
251,306.09/376,953.95 = 82,836.53/x - Step 3: Cross multiply
251,306.09x = 376,953.95 × 82,836.53 - Step 4: Simplify right side
251,306.09x = 31,225,554,888.84 - Step 5: Solve for x
x = 31,225,554,888.84/251,306.09 - Step 6: Final answer
x = 124,253.08
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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.