Finding the Fourth Proportional to 98,954.11, 148,201.53 and 98,216.61
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Solution
The fourth proportional to 98,954.11, 148,201.53 and 98,216.61 is: 147,096.99
Step by Step Solution
- Step 1: Write the proportion equation
98,954.11 : 148,201.53 = 98,216.61 : x - Step 2: Convert to fraction form
98,954.11/148,201.53 = 98,216.61/x - Step 3: Cross multiply
98,954.11x = 148,201.53 × 98,216.61 - Step 4: Simplify right side
98,954.11x = 14,555,851,873.41 - Step 5: Solve for x
x = 14,555,851,873.41/98,954.11 - Step 6: Final answer
x = 147,096.99
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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.