Finding the Fourth Proportional to 234,319.98, 351,407.28 and 84,540.81
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Solution
The fourth proportional to 234,319.98, 351,407.28 and 84,540.81 is: 126,784.99
Step by Step Solution
- Step 1: Write the proportion equation
234,319.98 : 351,407.28 = 84,540.81 : x - Step 2: Convert to fraction form
234,319.98/351,407.28 = 84,540.81/x - Step 3: Cross multiply
234,319.98x = 351,407.28 × 84,540.81 - Step 4: Simplify right side
234,319.98x = 29,708,256,091.10 - Step 5: Solve for x
x = 29,708,256,091.10/234,319.98 - Step 6: Final answer
x = 126,784.99
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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.