Finding the Fourth Proportional to 141,027.44, 211,342.26 and 77,875.99
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Solution
The fourth proportional to 141,027.44, 211,342.26 and 77,875.99 is: 116,704.16
Step by Step Solution
- Step 1: Write the proportion equation
141,027.44 : 211,342.26 = 77,875.99 : x - Step 2: Convert to fraction form
141,027.44/211,342.26 = 77,875.99/x - Step 3: Cross multiply
141,027.44x = 211,342.26 × 77,875.99 - Step 4: Simplify right side
141,027.44x = 16,458,488,976.02 - Step 5: Solve for x
x = 16,458,488,976.02/141,027.44 - Step 6: Final answer
x = 116,704.16
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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.