Finding the Fourth Proportional to 239,611.84, 330,650.16 and 132,182.08
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Solution
The fourth proportional to 239,611.84, 330,650.16 and 132,182.08 is: 182,403.45
Step by Step Solution
- Step 1: Write the proportion equation
239,611.84 : 330,650.16 = 132,182.08 : x - Step 2: Convert to fraction form
239,611.84/330,650.16 = 132,182.08/x - Step 3: Cross multiply
239,611.84x = 330,650.16 × 132,182.08 - Step 4: Simplify right side
239,611.84x = 43,706,025,901.13 - Step 5: Solve for x
x = 43,706,025,901.13/239,611.84 - Step 6: Final answer
x = 182,403.45
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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.