Finding the Fourth Proportional to 106,273.98, 146,659.14 and 58,528.80
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Solution
The fourth proportional to 106,273.98, 146,659.14 and 58,528.80 is: 80,770.32
Step by Step Solution
- Step 1: Write the proportion equation
106,273.98 : 146,659.14 = 58,528.80 : x - Step 2: Convert to fraction form
106,273.98/146,659.14 = 58,528.80/x - Step 3: Cross multiply
106,273.98x = 146,659.14 × 58,528.80 - Step 4: Simplify right side
106,273.98x = 8,583,783,473.23 - Step 5: Solve for x
x = 8,583,783,473.23/106,273.98 - Step 6: Final answer
x = 80,770.32
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1.5x scale
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.