Finding the Fourth Proportional to 146,962.56, 202,809.84 and 79,894.56
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Solution
The fourth proportional to 146,962.56, 202,809.84 and 79,894.56 is: 110,255.31
Step by Step Solution
- Step 1: Write the proportion equation
146,962.56 : 202,809.84 = 79,894.56 : x - Step 2: Convert to fraction form
146,962.56/202,809.84 = 79,894.56/x - Step 3: Cross multiply
146,962.56x = 202,809.84 × 79,894.56 - Step 4: Simplify right side
146,962.56x = 16,203,402,930.47 - Step 5: Solve for x
x = 16,203,402,930.47/146,962.56 - Step 6: Final answer
x = 110,255.31
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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.