Finding the Fourth Proportional to 171,389.12, 236,516.36 and 95,937.62
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Solution
The fourth proportional to 171,389.12, 236,516.36 and 95,937.62 is: 132,393.56
Step by Step Solution
- Step 1: Write the proportion equation
171,389.12 : 236,516.36 = 95,937.62 : x - Step 2: Convert to fraction form
171,389.12/236,516.36 = 95,937.62/x - Step 3: Cross multiply
171,389.12x = 236,516.36 × 95,937.62 - Step 4: Simplify right side
171,389.12x = 22,690,815,007.19 - Step 5: Solve for x
x = 22,690,815,007.19/171,389.12 - Step 6: Final answer
x = 132,393.56
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1.5x scale
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.