Finding the Fourth Proportional to 168,352.97, 232,006.55 and 120,523.28
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Solution
The fourth proportional to 168,352.97, 232,006.55 and 120,523.28 is: 166,092.64
Step by Step Solution
- Step 1: Write the proportion equation
168,352.97 : 232,006.55 = 120,523.28 : x - Step 2: Convert to fraction form
168,352.97/232,006.55 = 120,523.28/x - Step 3: Cross multiply
168,352.97x = 232,006.55 × 120,523.28 - Step 4: Simplify right side
168,352.97x = 27,962,188,624.83 - Step 5: Solve for x
x = 27,962,188,624.83/168,352.97 - Step 6: Final answer
x = 166,092.64
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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.