Finding the Fourth Proportional to 125,582.68, 173,305.98 and 68,223.12
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Solution
The fourth proportional to 125,582.68, 173,305.98 and 68,223.12 is: 94,148.93
Step by Step Solution
- Step 1: Write the proportion equation
125,582.68 : 173,305.98 = 68,223.12 : x - Step 2: Convert to fraction form
125,582.68/173,305.98 = 68,223.12/x - Step 3: Cross multiply
125,582.68x = 173,305.98 × 68,223.12 - Step 4: Simplify right side
125,582.68x = 11,823,474,670.26 - Step 5: Solve for x
x = 11,823,474,670.26/125,582.68 - Step 6: Final answer
x = 94,148.93
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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.