Finding the Fourth Proportional to 83,840.94, 125,776.94 and 27,684.95
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Solution
The fourth proportional to 83,840.94, 125,776.94 and 27,684.95 is: 41,532.54
Step by Step Solution
- Step 1: Write the proportion equation
83,840.94 : 125,776.94 = 27,684.95 : x - Step 2: Convert to fraction form
83,840.94/125,776.94 = 27,684.95/x - Step 3: Cross multiply
83,840.94x = 125,776.94 × 27,684.95 - Step 4: Simplify right side
83,840.94x = 3,482,127,527.74 - Step 5: Solve for x
x = 3,482,127,527.74/83,840.94 - Step 6: Final answer
x = 41,532.54
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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.