Finding the Fourth Proportional to 187,946.54, 259,350.18 and 106,270.79
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Solution
The fourth proportional to 187,946.54, 259,350.18 and 106,270.79 is: 146,644.61
Step by Step Solution
- Step 1: Write the proportion equation
187,946.54 : 259,350.18 = 106,270.79 : x - Step 2: Convert to fraction form
187,946.54/259,350.18 = 106,270.79/x - Step 3: Cross multiply
187,946.54x = 259,350.18 × 106,270.79 - Step 4: Simplify right side
187,946.54x = 27,561,348,191.05 - Step 5: Solve for x
x = 27,561,348,191.05/187,946.54 - Step 6: Final answer
x = 146,644.61
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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.