Finding the Fourth Proportional to 98,475.76, 147,700.68 and 27,403.12
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Solution
The fourth proportional to 98,475.76, 147,700.68 and 27,403.12 is: 41,101.07
Step by Step Solution
- Step 1: Write the proportion equation
98,475.76 : 147,700.68 = 27,403.12 : x - Step 2: Convert to fraction form
98,475.76/147,700.68 = 27,403.12/x - Step 3: Cross multiply
98,475.76x = 147,700.68 × 27,403.12 - Step 4: Simplify right side
98,475.76x = 4,047,459,458.12 - Step 5: Solve for x
x = 4,047,459,458.12/98,475.76 - Step 6: Final answer
x = 41,101.07
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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.