Finding the Fourth Proportional to 125,279.24, 187,927.70 and 50,399.84
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Solution
The fourth proportional to 125,279.24, 187,927.70 and 50,399.84 is: 75,603.32
Step by Step Solution
- Step 1: Write the proportion equation
125,279.24 : 187,927.70 = 50,399.84 : x - Step 2: Convert to fraction form
125,279.24/187,927.70 = 50,399.84/x - Step 3: Cross multiply
125,279.24x = 187,927.70 × 50,399.84 - Step 4: Simplify right side
125,279.24x = 9,471,526,011.57 - Step 5: Solve for x
x = 9,471,526,011.57/125,279.24 - Step 6: Final answer
x = 75,603.32
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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.