Finding the Fourth Proportional to 146,799.02, 202,573.07 and 86,357.99
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Solution
The fourth proportional to 146,799.02, 202,573.07 and 86,357.99 is: 119,168.39
Step by Step Solution
- Step 1: Write the proportion equation
146,799.02 : 202,573.07 = 86,357.99 : x - Step 2: Convert to fraction form
146,799.02/202,573.07 = 86,357.99/x - Step 3: Cross multiply
146,799.02x = 202,573.07 × 86,357.99 - Step 4: Simplify right side
146,799.02x = 17,493,803,227.97 - Step 5: Solve for x
x = 17,493,803,227.97/146,799.02 - Step 6: Final answer
x = 119,168.39
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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.