Finding the Fourth Proportional to 95,406.96, 143,145.53 and 39,232.05
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Solution
The fourth proportional to 95,406.96, 143,145.53 and 39,232.05 is: 58,862.50
Step by Step Solution
- Step 1: Write the proportion equation
95,406.96 : 143,145.53 = 39,232.05 : x - Step 2: Convert to fraction form
95,406.96/143,145.53 = 39,232.05/x - Step 3: Cross multiply
95,406.96x = 143,145.53 × 39,232.05 - Step 4: Simplify right side
95,406.96x = 5,615,892,004.40 - Step 5: Solve for x
x = 5,615,892,004.40/95,406.96 - Step 6: Final answer
x = 58,862.50
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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.