Finding the Fourth Proportional to 110,269.15, 165,405.01 and 104,891.18
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Solution
The fourth proportional to 110,269.15, 165,405.01 and 104,891.18 is: 157,337.99
Step by Step Solution
- Step 1: Write the proportion equation
110,269.15 : 165,405.01 = 104,891.18 : x - Step 2: Convert to fraction form
110,269.15/165,405.01 = 104,891.18/x - Step 3: Cross multiply
110,269.15x = 165,405.01 × 104,891.18 - Step 4: Simplify right side
110,269.15x = 17,349,526,676.81 - Step 5: Solve for x
x = 17,349,526,676.81/110,269.15 - Step 6: Final answer
x = 157,337.99
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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.