Finding the Fourth Proportional to 215,185.36, 296,932.08 and 124,523.68
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Solution
The fourth proportional to 215,185.36, 296,932.08 and 124,523.68 is: 171,828.95
Step by Step Solution
- Step 1: Write the proportion equation
215,185.36 : 296,932.08 = 124,523.68 : x - Step 2: Convert to fraction form
215,185.36/296,932.08 = 124,523.68/x - Step 3: Cross multiply
215,185.36x = 296,932.08 × 124,523.68 - Step 4: Simplify right side
215,185.36x = 36,975,075,311.65 - Step 5: Solve for x
x = 36,975,075,311.65/215,185.36 - Step 6: Final answer
x = 171,828.95
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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.