Finding the Fourth Proportional to 94,140.18, 129,914.37 and 51,699.63
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Solution
The fourth proportional to 94,140.18, 129,914.37 and 51,699.63 is: 71,346.00
Step by Step Solution
- Step 1: Write the proportion equation
94,140.18 : 129,914.37 = 51,699.63 : x - Step 2: Convert to fraction form
94,140.18/129,914.37 = 51,699.63/x - Step 3: Cross multiply
94,140.18x = 129,914.37 × 51,699.63 - Step 4: Simplify right side
94,140.18x = 6,716,524,860.68 - Step 5: Solve for x
x = 6,716,524,860.68/94,140.18 - Step 6: Final answer
x = 71,346.00
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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.