Finding the Fourth Proportional to 251,538.24, 377,177.52 and 74,022.20
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Solution
The fourth proportional to 251,538.24, 377,177.52 and 74,022.20 is: 110,995.09
Step by Step Solution
- Step 1: Write the proportion equation
251,538.24 : 377,177.52 = 74,022.20 : x - Step 2: Convert to fraction form
251,538.24/377,177.52 = 74,022.20/x - Step 3: Cross multiply
251,538.24x = 377,177.52 × 74,022.20 - Step 4: Simplify right side
251,538.24x = 27,919,509,820.94 - Step 5: Solve for x
x = 27,919,509,820.94/251,538.24 - Step 6: Final answer
x = 110,995.09
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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.