Finding the Fourth Proportional to 134,555.65, 201,833.76 and 126,334.92
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Solution
The fourth proportional to 134,555.65, 201,833.76 and 126,334.92 is: 189,502.66
Step by Step Solution
- Step 1: Write the proportion equation
134,555.65 : 201,833.76 = 126,334.92 : x - Step 2: Convert to fraction form
134,555.65/201,833.76 = 126,334.92/x - Step 3: Cross multiply
134,555.65x = 201,833.76 × 126,334.92 - Step 4: Simplify right side
134,555.65x = 25,498,653,153.53 - Step 5: Solve for x
x = 25,498,653,153.53/134,555.65 - Step 6: Final answer
x = 189,502.66
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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.