Finding the Fourth Proportional to 135,155.13, 202,470.26 and 65,083.65
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Solution
The fourth proportional to 135,155.13, 202,470.26 and 65,083.65 is: 97,499.10
Step by Step Solution
- Step 1: Write the proportion equation
135,155.13 : 202,470.26 = 65,083.65 : x - Step 2: Convert to fraction form
135,155.13/202,470.26 = 65,083.65/x - Step 3: Cross multiply
135,155.13x = 202,470.26 × 65,083.65 - Step 4: Simplify right side
135,155.13x = 13,177,503,211.83 - Step 5: Solve for x
x = 13,177,503,211.83/135,155.13 - Step 6: Final answer
x = 97,499.10
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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.