Finding the Fourth Proportional to 125,975.62, 173,846.35 and 69,386.99
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Solution
The fourth proportional to 125,975.62, 173,846.35 and 69,386.99 is: 95,754.04
Step by Step Solution
- Step 1: Write the proportion equation
125,975.62 : 173,846.35 = 69,386.99 : x - Step 2: Convert to fraction form
125,975.62/173,846.35 = 69,386.99/x - Step 3: Cross multiply
125,975.62x = 173,846.35 × 69,386.99 - Step 4: Simplify right side
125,975.62x = 12,062,674,948.99 - Step 5: Solve for x
x = 12,062,674,948.99/125,975.62 - Step 6: Final answer
x = 95,754.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.