Finding the Fourth Proportional to 110,931.13, 166,330.02 and 43,382.68
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Solution
The fourth proportional to 110,931.13, 166,330.02 and 43,382.68 is: 65,047.94
Step by Step Solution
- Step 1: Write the proportion equation
110,931.13 : 166,330.02 = 43,382.68 : x - Step 2: Convert to fraction form
110,931.13/166,330.02 = 43,382.68/x - Step 3: Cross multiply
110,931.13x = 166,330.02 × 43,382.68 - Step 4: Simplify right side
110,931.13x = 7,215,842,032.05 - Step 5: Solve for x
x = 7,215,842,032.05/110,931.13 - Step 6: Final answer
x = 65,047.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.