Finding the Fourth Proportional to 94,295.09, 130,127.49 and 51,274.60
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Solution
The fourth proportional to 94,295.09, 130,127.49 and 51,274.60 is: 70,759.09
Step by Step Solution
- Step 1: Write the proportion equation
94,295.09 : 130,127.49 = 51,274.60 : x - Step 2: Convert to fraction form
94,295.09/130,127.49 = 51,274.60/x - Step 3: Cross multiply
94,295.09x = 130,127.49 × 51,274.60 - Step 4: Simplify right side
94,295.09x = 6,672,234,998.75 - Step 5: Solve for x
x = 6,672,234,998.75/94,295.09 - Step 6: Final answer
x = 70,759.09
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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.