Finding the Fourth Proportional to 269,815.81, 372,394.56 and 160,927.13
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Solution
The fourth proportional to 269,815.81, 372,394.56 and 160,927.13 is: 222,108.50
Step by Step Solution
- Step 1: Write the proportion equation
269,815.81 : 372,394.56 = 160,927.13 : x - Step 2: Convert to fraction form
269,815.81/372,394.56 = 160,927.13/x - Step 3: Cross multiply
269,815.81x = 372,394.56 × 160,927.13 - Step 4: Simplify right side
269,815.81x = 59,928,385,101.80 - Step 5: Solve for x
x = 59,928,385,101.80/269,815.81 - Step 6: Final answer
x = 222,108.50
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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.