Finding the Fourth Proportional to 239,616.62, 330,671.28 and 132,186.44
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Solution
The fourth proportional to 239,616.62, 330,671.28 and 132,186.44 is: 182,417.48
Step by Step Solution
- Step 1: Write the proportion equation
239,616.62 : 330,671.28 = 132,186.44 : x - Step 2: Convert to fraction form
239,616.62/330,671.28 = 132,186.44/x - Step 3: Cross multiply
239,616.62x = 330,671.28 × 132,186.44 - Step 4: Simplify right side
239,616.62x = 43,710,259,313.44 - Step 5: Solve for x
x = 43,710,259,313.44/239,616.62 - Step 6: Final answer
x = 182,417.48
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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.