Finding the Fourth Proportional to 94,600.05, 130,549.09 and 51,579.19
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Solution
The fourth proportional to 94,600.05, 130,549.09 and 51,579.19 is: 71,179.84
Step by Step Solution
- Step 1: Write the proportion equation
94,600.05 : 130,549.09 = 51,579.19 : x - Step 2: Convert to fraction form
94,600.05/130,549.09 = 51,579.19/x - Step 3: Cross multiply
94,600.05x = 130,549.09 × 51,579.19 - Step 4: Simplify right side
94,600.05x = 6,733,616,317.44 - Step 5: Solve for x
x = 6,733,616,317.44/94,600.05 - Step 6: Final answer
x = 71,179.84
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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.