Finding the Fourth Proportional to 188,792.97, 283,189.11 and 55,766.65
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Solution
The fourth proportional to 188,792.97, 283,189.11 and 55,766.65 is: 83,649.87
Step by Step Solution
- Step 1: Write the proportion equation
188,792.97 : 283,189.11 = 55,766.65 : x - Step 2: Convert to fraction form
188,792.97/283,189.11 = 55,766.65/x - Step 3: Cross multiply
188,792.97x = 283,189.11 × 55,766.65 - Step 4: Simplify right side
188,792.97x = 15,792,506,565.24 - Step 5: Solve for x
x = 15,792,506,565.24/188,792.97 - Step 6: Final answer
x = 83,649.87
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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.