Finding the Fourth Proportional to 237,278.80, 355,814.52 and 71,027.92
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Solution
The fourth proportional to 237,278.80, 355,814.52 and 71,027.92 is: 106,510.84
Step by Step Solution
- Step 1: Write the proportion equation
237,278.80 : 355,814.52 = 71,027.92 : x - Step 2: Convert to fraction form
237,278.80/355,814.52 = 71,027.92/x - Step 3: Cross multiply
237,278.80x = 355,814.52 × 71,027.92 - Step 4: Simplify right side
237,278.80x = 25,272,765,261.40 - Step 5: Solve for x
x = 25,272,765,261.40/237,278.80 - Step 6: Final answer
x = 106,510.84
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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.