Finding the Fourth Proportional to 112,110.24, 168,160.50 and 27,868.62
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Solution
The fourth proportional to 112,110.24, 168,160.50 and 27,868.62 is: 41,801.72
Step by Step Solution
- Step 1: Write the proportion equation
112,110.24 : 168,160.50 = 27,868.62 : x - Step 2: Convert to fraction form
112,110.24/168,160.50 = 27,868.62/x - Step 3: Cross multiply
112,110.24x = 168,160.50 × 27,868.62 - Step 4: Simplify right side
112,110.24x = 4,686,401,073.51 - Step 5: Solve for x
x = 4,686,401,073.51/112,110.24 - Step 6: Final answer
x = 41,801.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.