Finding the Fourth Proportional to 222,925.08, 307,636.62 and 127,433.92
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Solution
The fourth proportional to 222,925.08, 307,636.62 and 127,433.92 is: 175,858.82
Step by Step Solution
- Step 1: Write the proportion equation
222,925.08 : 307,636.62 = 127,433.92 : x - Step 2: Convert to fraction form
222,925.08/307,636.62 = 127,433.92/x - Step 3: Cross multiply
222,925.08x = 307,636.62 × 127,433.92 - Step 4: Simplify right side
222,925.08x = 39,203,340,422.15 - Step 5: Solve for x
x = 39,203,340,422.15/222,925.08 - Step 6: Final answer
x = 175,858.82
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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.