Finding the Fourth Proportional to 96,957.81, 145,387.51 and 44,322.19
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Solution
The fourth proportional to 96,957.81, 145,387.51 and 44,322.19 is: 66,460.79
Step by Step Solution
- Step 1: Write the proportion equation
96,957.81 : 145,387.51 = 44,322.19 : x - Step 2: Convert to fraction form
96,957.81/145,387.51 = 44,322.19/x - Step 3: Cross multiply
96,957.81x = 145,387.51 × 44,322.19 - Step 4: Simplify right side
96,957.81x = 6,443,892,367.57 - Step 5: Solve for x
x = 6,443,892,367.57/96,957.81 - Step 6: Final answer
x = 66,460.79
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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.