Finding the Fourth Proportional to 187,879.02, 259,283.49 and 107,332.68
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Solution
The fourth proportional to 187,879.02, 259,283.49 and 107,332.68 is: 148,125.06
Step by Step Solution
- Step 1: Write the proportion equation
187,879.02 : 259,283.49 = 107,332.68 : x - Step 2: Convert to fraction form
187,879.02/259,283.49 = 107,332.68/x - Step 3: Cross multiply
187,879.02x = 259,283.49 × 107,332.68 - Step 4: Simplify right side
187,879.02x = 27,829,591,861.45 - Step 5: Solve for x
x = 27,829,591,861.45/187,879.02 - Step 6: Final answer
x = 148,125.06
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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.