Finding the Fourth Proportional to 125,122.27, 187,650.60 and 46,259.05
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Solution
The fourth proportional to 125,122.27, 187,650.60 and 46,259.05 is: 69,376.45
Step by Step Solution
- Step 1: Write the proportion equation
125,122.27 : 187,650.60 = 46,259.05 : x - Step 2: Convert to fraction form
125,122.27/187,650.60 = 46,259.05/x - Step 3: Cross multiply
125,122.27x = 187,650.60 × 46,259.05 - Step 4: Simplify right side
125,122.27x = 8,680,538,487.93 - Step 5: Solve for x
x = 8,680,538,487.93/125,122.27 - Step 6: Final answer
x = 69,376.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.