Finding the Fourth Proportional to 246,228.80, 339,795.20 and 133,051.55
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Solution
The fourth proportional to 246,228.80, 339,795.20 and 133,051.55 is: 183,610.84
Step by Step Solution
- Step 1: Write the proportion equation
246,228.80 : 339,795.20 = 133,051.55 : x - Step 2: Convert to fraction form
246,228.80/339,795.20 = 133,051.55/x - Step 3: Cross multiply
246,228.80x = 339,795.20 × 133,051.55 - Step 4: Simplify right side
246,228.80x = 45,210,276,676.21 - Step 5: Solve for x
x = 45,210,276,676.21/246,228.80 - Step 6: Final answer
x = 183,610.84
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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.