Finding the Fourth Proportional to 220,965.04, 304,933.84 and 125,473.74
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Solution
The fourth proportional to 220,965.04, 304,933.84 and 125,473.74 is: 173,154.95
Step by Step Solution
- Step 1: Write the proportion equation
220,965.04 : 304,933.84 = 125,473.74 : x - Step 2: Convert to fraction form
220,965.04/304,933.84 = 125,473.74/x - Step 3: Cross multiply
220,965.04x = 304,933.84 × 125,473.74 - Step 4: Simplify right side
220,965.04x = 38,261,189,357.36 - Step 5: Solve for x
x = 38,261,189,357.36/220,965.04 - Step 6: Final answer
x = 173,154.95
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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.