Finding the Fourth Proportional to 125,289.75, 187,930.98 and 46,402.23
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Solution
The fourth proportional to 125,289.75, 187,930.98 and 46,402.23 is: 69,602.00
Step by Step Solution
- Step 1: Write the proportion equation
125,289.75 : 187,930.98 = 46,402.23 : x - Step 2: Convert to fraction form
125,289.75/187,930.98 = 46,402.23/x - Step 3: Cross multiply
125,289.75x = 187,930.98 × 46,402.23 - Step 4: Simplify right side
125,289.75x = 8,720,416,558.09 - Step 5: Solve for x
x = 8,720,416,558.09/125,289.75 - Step 6: Final answer
x = 69,602.00
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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.