Finding the Fourth Proportional to 117,402.88, 176,131.18 and 50,854.08
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Solution
The fourth proportional to 117,402.88, 176,131.18 and 50,854.08 is: 76,292.75
Step by Step Solution
- Step 1: Write the proportion equation
117,402.88 : 176,131.18 = 50,854.08 : x - Step 2: Convert to fraction form
117,402.88/176,131.18 = 50,854.08/x - Step 3: Cross multiply
117,402.88x = 176,131.18 × 50,854.08 - Step 4: Simplify right side
117,402.88x = 8,956,989,118.21 - Step 5: Solve for x
x = 8,956,989,118.21/117,402.88 - Step 6: Final answer
x = 76,292.75
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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.