Finding the Fourth Proportional to 222,108.06, 306,509.18 and 125,332.44
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Solution
The fourth proportional to 222,108.06, 306,509.18 and 125,332.44 is: 172,958.80
Step by Step Solution
- Step 1: Write the proportion equation
222,108.06 : 306,509.18 = 125,332.44 : x - Step 2: Convert to fraction form
222,108.06/306,509.18 = 125,332.44/x - Step 3: Cross multiply
222,108.06x = 306,509.18 × 125,332.44 - Step 4: Simplify right side
222,108.06x = 38,415,542,785.14 - Step 5: Solve for x
x = 38,415,542,785.14/222,108.06 - Step 6: Final answer
x = 172,958.80
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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.