Finding the Fourth Proportional to 94,942.68, 130,901.82 and 60,891.09
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Solution
The fourth proportional to 94,942.68, 130,901.82 and 60,891.09 is: 83,953.33
Step by Step Solution
- Step 1: Write the proportion equation
94,942.68 : 130,901.82 = 60,891.09 : x - Step 2: Convert to fraction form
94,942.68/130,901.82 = 60,891.09/x - Step 3: Cross multiply
94,942.68x = 130,901.82 × 60,891.09 - Step 4: Simplify right side
94,942.68x = 7,970,754,502.78 - Step 5: Solve for x
x = 7,970,754,502.78/94,942.68 - Step 6: Final answer
x = 83,953.33
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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.