Finding the Fourth Proportional to 187,350.05, 258,552.47 and 110,912.98
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Solution
The fourth proportional to 187,350.05, 258,552.47 and 110,912.98 is: 153,065.48
Step by Step Solution
- Step 1: Write the proportion equation
187,350.05 : 258,552.47 = 110,912.98 : x - Step 2: Convert to fraction form
187,350.05/258,552.47 = 110,912.98/x - Step 3: Cross multiply
187,350.05x = 258,552.47 × 110,912.98 - Step 4: Simplify right side
187,350.05x = 28,676,824,934.06 - Step 5: Solve for x
x = 28,676,824,934.06/187,350.05 - Step 6: Final answer
x = 153,065.48
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1.5x scale
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.