Finding the Fourth Proportional to 110,806.26, 153,944.95 and 109,477.65
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Solution
The fourth proportional to 110,806.26, 153,944.95 and 109,477.65 is: 152,099.09
Step by Step Solution
- Step 1: Write the proportion equation
110,806.26 : 153,944.95 = 109,477.65 : x - Step 2: Convert to fraction form
110,806.26/153,944.95 = 109,477.65/x - Step 3: Cross multiply
110,806.26x = 153,944.95 × 109,477.65 - Step 4: Simplify right side
110,806.26x = 16,853,531,355.37 - Step 5: Solve for x
x = 16,853,531,355.37/110,806.26 - Step 6: Final answer
x = 152,099.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.