Finding the Fourth Proportional to 119,974.40, 179,901.24 and 39,984.08
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Solution
The fourth proportional to 119,974.40, 179,901.24 and 39,984.08 is: 59,956.00
Step by Step Solution
- Step 1: Write the proportion equation
119,974.40 : 179,901.24 = 39,984.08 : x - Step 2: Convert to fraction form
119,974.40/179,901.24 = 39,984.08/x - Step 3: Cross multiply
119,974.40x = 179,901.24 × 39,984.08 - Step 4: Simplify right side
119,974.40x = 7,193,185,572.26 - Step 5: Solve for x
x = 7,193,185,572.26/119,974.40 - Step 6: Final answer
x = 59,956.00
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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.