Finding the Fourth Proportional to 125,585.93, 173,307.90 and 68,224.80
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Solution
The fourth proportional to 125,585.93, 173,307.90 and 68,224.80 is: 94,149.85
Step by Step Solution
- Step 1: Write the proportion equation
125,585.93 : 173,307.90 = 68,224.80 : x - Step 2: Convert to fraction form
125,585.93/173,307.90 = 68,224.80/x - Step 3: Cross multiply
125,585.93x = 173,307.90 × 68,224.80 - Step 4: Simplify right side
125,585.93x = 11,823,896,815.92 - Step 5: Solve for x
x = 11,823,896,815.92/125,585.93 - Step 6: Final answer
x = 94,149.85
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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.