Finding the Fourth Proportional to 76,135.41, 114,217.70 and 23,535.63
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Solution
The fourth proportional to 76,135.41, 114,217.70 and 23,535.63 is: 35,307.95
Step by Step Solution
- Step 1: Write the proportion equation
76,135.41 : 114,217.70 = 23,535.63 : x - Step 2: Convert to fraction form
76,135.41/114,217.70 = 23,535.63/x - Step 3: Cross multiply
76,135.41x = 114,217.70 × 23,535.63 - Step 4: Simplify right side
76,135.41x = 2,688,185,408.97 - Step 5: Solve for x
x = 2,688,185,408.97/76,135.41 - Step 6: Final answer
x = 35,307.95
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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.