Finding the Fourth Proportional to 283,130.64, 424,844.42 and 114,668.88
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Solution
The fourth proportional to 283,130.64, 424,844.42 and 114,668.88 is: 172,063.45
Step by Step Solution
- Step 1: Write the proportion equation
283,130.64 : 424,844.42 = 114,668.88 : x - Step 2: Convert to fraction form
283,130.64/424,844.42 = 114,668.88/x - Step 3: Cross multiply
283,130.64x = 424,844.42 × 114,668.88 - Step 4: Simplify right side
283,130.64x = 48,716,433,815.65 - Step 5: Solve for x
x = 48,716,433,815.65/283,130.64 - Step 6: Final answer
x = 172,063.45
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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.