Finding the Fourth Proportional to 119,724.44, 179,639.62 and 62,784.74
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Solution
The fourth proportional to 119,724.44, 179,639.62 and 62,784.74 is: 94,204.88
Step by Step Solution
- Step 1: Write the proportion equation
119,724.44 : 179,639.62 = 62,784.74 : x - Step 2: Convert to fraction form
119,724.44/179,639.62 = 62,784.74/x - Step 3: Cross multiply
119,724.44x = 179,639.62 × 62,784.74 - Step 4: Simplify right side
119,724.44x = 11,278,626,835.40 - Step 5: Solve for x
x = 11,278,626,835.40/119,724.44 - Step 6: Final answer
x = 94,204.88
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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.