Finding the Fourth Proportional to 135,132.12, 202,731.21 and 95,228.94
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Solution
The fourth proportional to 135,132.12, 202,731.21 and 95,228.94 is: 142,866.69
Step by Step Solution
- Step 1: Write the proportion equation
135,132.12 : 202,731.21 = 95,228.94 : x - Step 2: Convert to fraction form
135,132.12/202,731.21 = 95,228.94/x - Step 3: Cross multiply
135,132.12x = 202,731.21 × 95,228.94 - Step 4: Simplify right side
135,132.12x = 19,305,878,233.22 - Step 5: Solve for x
x = 19,305,878,233.22/135,132.12 - Step 6: Final answer
x = 142,866.69
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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.