Finding the Fourth Proportional to 125,625.76, 173,373.84 and 75,323.68
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Solution
The fourth proportional to 125,625.76, 173,373.84 and 75,323.68 is: 103,952.85
Step by Step Solution
- Step 1: Write the proportion equation
125,625.76 : 173,373.84 = 75,323.68 : x - Step 2: Convert to fraction form
125,625.76/173,373.84 = 75,323.68/x - Step 3: Cross multiply
125,625.76x = 173,373.84 × 75,323.68 - Step 4: Simplify right side
125,625.76x = 13,059,155,644.53 - Step 5: Solve for x
x = 13,059,155,644.53/125,625.76 - Step 6: Final answer
x = 103,952.85
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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.