Finding the Fourth Proportional to 189,130.21, 283,762.76 and 94,352.01
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Solution
The fourth proportional to 189,130.21, 283,762.76 and 94,352.01 is: 141,561.66
Step by Step Solution
- Step 1: Write the proportion equation
189,130.21 : 283,762.76 = 94,352.01 : x - Step 2: Convert to fraction form
189,130.21/283,762.76 = 94,352.01/x - Step 3: Cross multiply
189,130.21x = 283,762.76 × 94,352.01 - Step 4: Simplify right side
189,130.21x = 26,773,586,769.15 - Step 5: Solve for x
x = 26,773,586,769.15/189,130.21 - Step 6: Final answer
x = 141,561.66
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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.