Finding the Fourth Proportional to 160,153.56, 221,033.84 and 92,169.12
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Solution
The fourth proportional to 160,153.56, 221,033.84 and 92,169.12 is: 127,206.00
Step by Step Solution
- Step 1: Write the proportion equation
160,153.56 : 221,033.84 = 92,169.12 : x - Step 2: Convert to fraction form
160,153.56/221,033.84 = 92,169.12/x - Step 3: Cross multiply
160,153.56x = 221,033.84 × 92,169.12 - Step 4: Simplify right side
160,153.56x = 20,372,494,523.02 - Step 5: Solve for x
x = 20,372,494,523.02/160,153.56 - Step 6: Final answer
x = 127,206.00
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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.