Finding the Fourth Proportional to 149,526.18, 223,336.07 and 135,272.76
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Solution
The fourth proportional to 149,526.18, 223,336.07 and 135,272.76 is: 202,046.80
Step by Step Solution
- Step 1: Write the proportion equation
149,526.18 : 223,336.07 = 135,272.76 : x - Step 2: Convert to fraction form
149,526.18/223,336.07 = 135,272.76/x - Step 3: Cross multiply
149,526.18x = 223,336.07 × 135,272.76 - Step 4: Simplify right side
149,526.18x = 30,211,285,920.09 - Step 5: Solve for x
x = 30,211,285,920.09/149,526.18 - Step 6: Final answer
x = 202,046.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.