Finding the Fourth Proportional to 110,347.20, 165,545.33 and 40,226.49
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Solution
The fourth proportional to 110,347.20, 165,545.33 and 40,226.49 is: 60,348.68
Step by Step Solution
- Step 1: Write the proportion equation
110,347.20 : 165,545.33 = 40,226.49 : x - Step 2: Convert to fraction form
110,347.20/165,545.33 = 40,226.49/x - Step 3: Cross multiply
110,347.20x = 165,545.33 × 40,226.49 - Step 4: Simplify right side
110,347.20x = 6,659,307,360.66 - Step 5: Solve for x
x = 6,659,307,360.66/110,347.20 - Step 6: Final answer
x = 60,348.68
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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.