Finding the Fourth Proportional to 125,950.19, 173,808.11 and 71,512.52
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Solution
The fourth proportional to 125,950.19, 173,808.11 and 71,512.52 is: 98,685.48
Step by Step Solution
- Step 1: Write the proportion equation
125,950.19 : 173,808.11 = 71,512.52 : x - Step 2: Convert to fraction form
125,950.19/173,808.11 = 71,512.52/x - Step 3: Cross multiply
125,950.19x = 173,808.11 × 71,512.52 - Step 4: Simplify right side
125,950.19x = 12,429,454,715.93 - Step 5: Solve for x
x = 12,429,454,715.93/125,950.19 - Step 6: Final answer
x = 98,685.48
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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.