Finding the Fourth Proportional to 124,484.92, 186,810.40 and 64,568.62
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Solution
The fourth proportional to 124,484.92, 186,810.40 and 64,568.62 is: 96,895.99
Step by Step Solution
- Step 1: Write the proportion equation
124,484.92 : 186,810.40 = 64,568.62 : x - Step 2: Convert to fraction form
124,484.92/186,810.40 = 64,568.62/x - Step 3: Cross multiply
124,484.92x = 186,810.40 × 64,568.62 - Step 4: Simplify right side
124,484.92x = 12,062,089,729.65 - Step 5: Solve for x
x = 12,062,089,729.65/124,484.92 - Step 6: Final answer
x = 96,895.99
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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.