Finding the Fourth Proportional to 95,873.09, 143,809.64 and 29,313.21
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Solution
The fourth proportional to 95,873.09, 143,809.64 and 29,313.21 is: 43,969.82
Step by Step Solution
- Step 1: Write the proportion equation
95,873.09 : 143,809.64 = 29,313.21 : x - Step 2: Convert to fraction form
95,873.09/143,809.64 = 29,313.21/x - Step 3: Cross multiply
95,873.09x = 143,809.64 × 29,313.21 - Step 4: Simplify right side
95,873.09x = 4,215,522,030.78 - Step 5: Solve for x
x = 4,215,522,030.78/95,873.09 - Step 6: Final answer
x = 43,969.82
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1.5x scale
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.