Finding the Fourth Proportional to 149,027.40, 223,541.10 and 121,033.80
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Solution
The fourth proportional to 149,027.40, 223,541.10 and 121,033.80 is: 181,550.70
Step by Step Solution
- Step 1: Write the proportion equation
149,027.40 : 223,541.10 = 121,033.80 : x - Step 2: Convert to fraction form
149,027.40/223,541.10 = 121,033.80/x - Step 3: Cross multiply
149,027.40x = 223,541.10 × 121,033.80 - Step 4: Simplify right side
149,027.40x = 27,056,028,789.18 - Step 5: Solve for x
x = 27,056,028,789.18/149,027.40 - Step 6: Final answer
x = 181,550.70
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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.