Finding the Fourth Proportional to 168,327.28, 252,357.36 and 84,044.08
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Solution
The fourth proportional to 168,327.28, 252,357.36 and 84,044.08 is: 125,999.43
Step by Step Solution
- Step 1: Write the proportion equation
168,327.28 : 252,357.36 = 84,044.08 : x - Step 2: Convert to fraction form
168,327.28/252,357.36 = 84,044.08/x - Step 3: Cross multiply
168,327.28x = 252,357.36 × 84,044.08 - Step 4: Simplify right side
168,327.28x = 21,209,142,152.43 - Step 5: Solve for x
x = 21,209,142,152.43/168,327.28 - Step 6: Final answer
x = 125,999.43
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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.