Finding the Fourth Proportional to 94,755.41, 130,762.09 and 52,313.63
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Solution
The fourth proportional to 94,755.41, 130,762.09 and 52,313.63 is: 72,192.61
Step by Step Solution
- Step 1: Write the proportion equation
94,755.41 : 130,762.09 = 52,313.63 : x - Step 2: Convert to fraction form
94,755.41/130,762.09 = 52,313.63/x - Step 3: Cross multiply
94,755.41x = 130,762.09 × 52,313.63 - Step 4: Simplify right side
94,755.41x = 6,840,639,790.41 - Step 5: Solve for x
x = 6,840,639,790.41/94,755.41 - Step 6: Final answer
x = 72,192.61
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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.