Finding the Fourth Proportional to 140,599.73, 194,027.64 and 76,937.53
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Solution
The fourth proportional to 140,599.73, 194,027.64 and 76,937.53 is: 106,173.80
Step by Step Solution
- Step 1: Write the proportion equation
140,599.73 : 194,027.64 = 76,937.53 : x - Step 2: Convert to fraction form
140,599.73/194,027.64 = 76,937.53/x - Step 3: Cross multiply
140,599.73x = 194,027.64 × 76,937.53 - Step 4: Simplify right side
140,599.73x = 14,928,007,858.40 - Step 5: Solve for x
x = 14,928,007,858.40/140,599.73 - Step 6: Final answer
x = 106,173.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.