Finding the Fourth Proportional to 235,027.20, 352,742.40 and 94,886.40
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Solution
The fourth proportional to 235,027.20, 352,742.40 and 94,886.40 is: 142,410.99
Step by Step Solution
- Step 1: Write the proportion equation
235,027.20 : 352,742.40 = 94,886.40 : x - Step 2: Convert to fraction form
235,027.20/352,742.40 = 94,886.40/x - Step 3: Cross multiply
235,027.20x = 352,742.40 × 94,886.40 - Step 4: Simplify right side
235,027.20x = 33,470,456,463.36 - Step 5: Solve for x
x = 33,470,456,463.36/235,027.20 - Step 6: Final answer
x = 142,410.99
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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.