Finding the Fourth Proportional to 371,390.53, 557,122.71 and 134,751.66
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Solution
The fourth proportional to 371,390.53, 557,122.71 and 134,751.66 is: 202,140.88
Step by Step Solution
- Step 1: Write the proportion equation
371,390.53 : 557,122.71 = 134,751.66 : x - Step 2: Convert to fraction form
371,390.53/557,122.71 = 134,751.66/x - Step 3: Cross multiply
371,390.53x = 557,122.71 × 134,751.66 - Step 4: Simplify right side
371,390.53x = 75,073,209,996.20 - Step 5: Solve for x
x = 75,073,209,996.20/371,390.53 - Step 6: Final answer
x = 202,140.88
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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.