Finding the Fourth Proportional to 239,868.02, 331,023.02 and 132,444.84
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Solution
The fourth proportional to 239,868.02, 331,023.02 and 132,444.84 is: 182,776.72
Step by Step Solution
- Step 1: Write the proportion equation
239,868.02 : 331,023.02 = 132,444.84 : x - Step 2: Convert to fraction form
239,868.02/331,023.02 = 132,444.84/x - Step 3: Cross multiply
239,868.02x = 331,023.02 × 132,444.84 - Step 4: Simplify right side
239,868.02x = 43,842,290,920.22 - Step 5: Solve for x
x = 43,842,290,920.22/239,868.02 - Step 6: Final answer
x = 182,776.72
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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.