Finding the Fourth Proportional to 220,073.06, 303,698.48 and 119,471.06
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Solution
The fourth proportional to 220,073.06, 303,698.48 and 119,471.06 is: 164,868.79
Step by Step Solution
- Step 1: Write the proportion equation
220,073.06 : 303,698.48 = 119,471.06 : x - Step 2: Convert to fraction form
220,073.06/303,698.48 = 119,471.06/x - Step 3: Cross multiply
220,073.06x = 303,698.48 × 119,471.06 - Step 4: Simplify right side
220,073.06x = 36,283,179,325.99 - Step 5: Solve for x
x = 36,283,179,325.99/220,073.06 - Step 6: Final answer
x = 164,868.79
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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.