Finding the Fourth Proportional to 187,564.26, 281,346.40 and 56,236.26
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Solution
The fourth proportional to 187,564.26, 281,346.40 and 56,236.26 is: 84,354.39
Step by Step Solution
- Step 1: Write the proportion equation
187,564.26 : 281,346.40 = 56,236.26 : x - Step 2: Convert to fraction form
187,564.26/281,346.40 = 56,236.26/x - Step 3: Cross multiply
187,564.26x = 281,346.40 × 56,236.26 - Step 4: Simplify right side
187,564.26x = 15,821,869,300.46 - Step 5: Solve for x
x = 15,821,869,300.46/187,564.26 - Step 6: Final answer
x = 84,354.39
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1.5x scale
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.