Finding the Fourth Proportional to 182,121.90, 272,964.15 and 93,329.70
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Solution
The fourth proportional to 182,121.90, 272,964.15 and 93,329.70 is: 139,882.48
Step by Step Solution
- Step 1: Write the proportion equation
182,121.90 : 272,964.15 = 93,329.70 : x - Step 2: Convert to fraction form
182,121.90/272,964.15 = 93,329.70/x - Step 3: Cross multiply
182,121.90x = 272,964.15 × 93,329.70 - Step 4: Simplify right side
182,121.90x = 25,475,662,230.26 - Step 5: Solve for x
x = 25,475,662,230.26/182,121.90 - Step 6: Final answer
x = 139,882.48
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1.5x scale
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.