Finding the Fourth Proportional to 119,193.06, 178,637.58 and 55,873.50
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Solution
The fourth proportional to 119,193.06, 178,637.58 and 55,873.50 is: 83,738.99
Step by Step Solution
- Step 1: Write the proportion equation
119,193.06 : 178,637.58 = 55,873.50 : x - Step 2: Convert to fraction form
119,193.06/178,637.58 = 55,873.50/x - Step 3: Cross multiply
119,193.06x = 178,637.58 × 55,873.50 - Step 4: Simplify right side
119,193.06x = 9,981,106,826.13 - Step 5: Solve for x
x = 9,981,106,826.13/119,193.06 - Step 6: Final answer
x = 83,738.99
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1.5x scale
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.