Finding the Fourth Proportional to 251,780.67, 377,729.69 and 83,294.19
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Solution
The fourth proportional to 251,780.67, 377,729.69 and 83,294.19 is: 124,960.70
Step by Step Solution
- Step 1: Write the proportion equation
251,780.67 : 377,729.69 = 83,294.19 : x - Step 2: Convert to fraction form
251,780.67/377,729.69 = 83,294.19/x - Step 3: Cross multiply
251,780.67x = 377,729.69 × 83,294.19 - Step 4: Simplify right side
251,780.67x = 31,462,688,151.03 - Step 5: Solve for x
x = 31,462,688,151.03/251,780.67 - Step 6: Final answer
x = 124,960.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.