Finding the Fourth Proportional to 239,813.36, 330,960.76 and 132,404.08
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Solution
The fourth proportional to 239,813.36, 330,960.76 and 132,404.08 is: 182,727.75
Step by Step Solution
- Step 1: Write the proportion equation
239,813.36 : 330,960.76 = 132,404.08 : x - Step 2: Convert to fraction form
239,813.36/330,960.76 = 132,404.08/x - Step 3: Cross multiply
239,813.36x = 330,960.76 × 132,404.08 - Step 4: Simplify right side
239,813.36x = 43,820,554,943.90 - Step 5: Solve for x
x = 43,820,554,943.90/239,813.36 - Step 6: Final answer
x = 182,727.75
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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.