Finding the Fourth Proportional to 246,329.30, 339,934.28 and 133,152.05
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Solution
The fourth proportional to 246,329.30, 339,934.28 and 133,152.05 is: 183,749.75
Step by Step Solution
- Step 1: Write the proportion equation
246,329.30 : 339,934.28 = 133,152.05 : x - Step 2: Convert to fraction form
246,329.30/339,934.28 = 133,152.05/x - Step 3: Cross multiply
246,329.30x = 339,934.28 × 133,152.05 - Step 4: Simplify right side
246,329.30x = 45,262,946,247.27 - Step 5: Solve for x
x = 45,262,946,247.27/246,329.30 - Step 6: Final answer
x = 183,749.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.