Finding the Fourth Proportional to 114,695.22, 171,813.18 and 89,617.62
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Solution
The fourth proportional to 114,695.22, 171,813.18 and 89,617.62 is: 134,246.99
Step by Step Solution
- Step 1: Write the proportion equation
114,695.22 : 171,813.18 = 89,617.62 : x - Step 2: Convert to fraction form
114,695.22/171,813.18 = 89,617.62/x - Step 3: Cross multiply
114,695.22x = 171,813.18 × 89,617.62 - Step 4: Simplify right side
114,695.22x = 15,397,488,276.23 - Step 5: Solve for x
x = 15,397,488,276.23/114,695.22 - Step 6: Final answer
x = 134,246.99
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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.