Finding the Fourth Proportional to 163,811.09, 245,751.72 and 92,767.31
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Solution
The fourth proportional to 163,811.09, 245,751.72 and 92,767.31 is: 139,170.84
Step by Step Solution
- Step 1: Write the proportion equation
163,811.09 : 245,751.72 = 92,767.31 : x - Step 2: Convert to fraction form
163,811.09/245,751.72 = 92,767.31/x - Step 3: Cross multiply
163,811.09x = 245,751.72 × 92,767.31 - Step 4: Simplify right side
163,811.09x = 22,797,726,606.65 - Step 5: Solve for x
x = 22,797,726,606.65/163,811.09 - Step 6: Final answer
x = 139,170.84
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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.