Finding the Fourth Proportional to 170,323.03, 234,867.63 and 127,234.99
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Solution
The fourth proportional to 170,323.03, 234,867.63 and 127,234.99 is: 175,451.20
Step by Step Solution
- Step 1: Write the proportion equation
170,323.03 : 234,867.63 = 127,234.99 : x - Step 2: Convert to fraction form
170,323.03/234,867.63 = 127,234.99/x - Step 3: Cross multiply
170,323.03x = 234,867.63 × 127,234.99 - Step 4: Simplify right side
170,323.03x = 29,883,380,554.37 - Step 5: Solve for x
x = 29,883,380,554.37/170,323.03 - Step 6: Final answer
x = 175,451.20
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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.