Finding the Fourth Proportional to 160,118.70, 240,178.05 and 101,069.70
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Solution
The fourth proportional to 160,118.70, 240,178.05 and 101,069.70 is: 151,604.55
Step by Step Solution
- Step 1: Write the proportion equation
160,118.70 : 240,178.05 = 101,069.70 : x - Step 2: Convert to fraction form
160,118.70/240,178.05 = 101,069.70/x - Step 3: Cross multiply
160,118.70x = 240,178.05 × 101,069.70 - Step 4: Simplify right side
160,118.70x = 24,274,723,460.09 - Step 5: Solve for x
x = 24,274,723,460.09/160,118.70 - Step 6: Final answer
x = 151,604.55
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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.