Finding the Fourth Proportional to 94,755.15, 130,762.15 and 52,313.99
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Solution
The fourth proportional to 94,755.15, 130,762.15 and 52,313.99 is: 72,193.32
Step by Step Solution
- Step 1: Write the proportion equation
94,755.15 : 130,762.15 = 52,313.99 : x - Step 2: Convert to fraction form
94,755.15/130,762.15 = 52,313.99/x - Step 3: Cross multiply
94,755.15x = 130,762.15 × 52,313.99 - Step 4: Simplify right side
94,755.15x = 6,840,689,022.88 - Step 5: Solve for x
x = 6,840,689,022.88/94,755.15 - Step 6: Final answer
x = 72,193.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.