Finding the Fourth Proportional to 246,216.30, 339,777.95 and 133,039.05
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Solution
The fourth proportional to 246,216.30, 339,777.95 and 133,039.05 is: 183,593.60
Step by Step Solution
- Step 1: Write the proportion equation
246,216.30 : 339,777.95 = 133,039.05 : x - Step 2: Convert to fraction form
246,216.30/339,777.95 = 133,039.05/x - Step 3: Cross multiply
246,216.30x = 339,777.95 × 133,039.05 - Step 4: Simplify right side
246,216.30x = 45,203,735,678.95 - Step 5: Solve for x
x = 45,203,735,678.95/246,216.30 - Step 6: Final answer
x = 183,593.60
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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.