Finding the Fourth Proportional to 125,903.03, 173,741.94 and 68,541.26
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Solution
The fourth proportional to 125,903.03, 173,741.94 and 68,541.26 is: 94,584.64
Step by Step Solution
- Step 1: Write the proportion equation
125,903.03 : 173,741.94 = 68,541.26 : x - Step 2: Convert to fraction form
125,903.03/173,741.94 = 68,541.26/x - Step 3: Cross multiply
125,903.03x = 173,741.94 × 68,541.26 - Step 4: Simplify right side
125,903.03x = 11,908,492,320.65 - Step 5: Solve for x
x = 11,908,492,320.65/125,903.03 - Step 6: Final answer
x = 94,584.64
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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.