Finding the Fourth Proportional to 237,656.21, 356,563.74 and 77,739.44
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Solution
The fourth proportional to 237,656.21, 356,563.74 and 77,739.44 is: 116,635.14
Step by Step Solution
- Step 1: Write the proportion equation
237,656.21 : 356,563.74 = 77,739.44 : x - Step 2: Convert to fraction form
237,656.21/356,563.74 = 77,739.44/x - Step 3: Cross multiply
237,656.21x = 356,563.74 × 77,739.44 - Step 4: Simplify right side
237,656.21x = 27,719,063,689.09 - Step 5: Solve for x
x = 27,719,063,689.09/237,656.21 - Step 6: Final answer
x = 116,635.14
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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.