Finding the Fourth Proportional to 125,056.97, 187,605.08 and 40,797.69
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Solution
The fourth proportional to 125,056.97, 187,605.08 and 40,797.69 is: 61,202.94
Step by Step Solution
- Step 1: Write the proportion equation
125,056.97 : 187,605.08 = 40,797.69 : x - Step 2: Convert to fraction form
125,056.97/187,605.08 = 40,797.69/x - Step 3: Cross multiply
125,056.97x = 187,605.08 × 40,797.69 - Step 4: Simplify right side
125,056.97x = 7,653,853,692.28 - Step 5: Solve for x
x = 7,653,853,692.28/125,056.97 - Step 6: Final answer
x = 61,202.94
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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.