Finding the Fourth Proportional to 98,313.94, 147,471.18 and 65,027.80
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Solution
The fourth proportional to 98,313.94, 147,471.18 and 65,027.80 is: 97,541.88
Step by Step Solution
- Step 1: Write the proportion equation
98,313.94 : 147,471.18 = 65,027.80 : x - Step 2: Convert to fraction form
98,313.94/147,471.18 = 65,027.80/x - Step 3: Cross multiply
98,313.94x = 147,471.18 × 65,027.80 - Step 4: Simplify right side
98,313.94x = 9,589,726,398.80 - Step 5: Solve for x
x = 9,589,726,398.80/98,313.94 - Step 6: Final answer
x = 97,541.88
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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.