Finding the Fourth Proportional to 235,073.44, 352,453.74 and 121,292.20
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Solution
The fourth proportional to 235,073.44, 352,453.74 and 121,292.20 is: 181,857.59
Step by Step Solution
- Step 1: Write the proportion equation
235,073.44 : 352,453.74 = 121,292.20 : x - Step 2: Convert to fraction form
235,073.44/352,453.74 = 121,292.20/x - Step 3: Cross multiply
235,073.44x = 352,453.74 × 121,292.20 - Step 4: Simplify right side
235,073.44x = 42,749,889,522.83 - Step 5: Solve for x
x = 42,749,889,522.83/235,073.44 - Step 6: Final answer
x = 181,857.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.