Finding the Fourth Proportional to 96,790.49, 145,194.71 and 37,630.65
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Solution
The fourth proportional to 96,790.49, 145,194.71 and 37,630.65 is: 56,449.47
Step by Step Solution
- Step 1: Write the proportion equation
96,790.49 : 145,194.71 = 37,630.65 : x - Step 2: Convert to fraction form
96,790.49/145,194.71 = 37,630.65/x - Step 3: Cross multiply
96,790.49x = 145,194.71 × 37,630.65 - Step 4: Simplify right side
96,790.49x = 5,463,771,125.71 - Step 5: Solve for x
x = 5,463,771,125.71/96,790.49 - Step 6: Final answer
x = 56,449.47
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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.