Finding the Fourth Proportional to 97,092.87, 133,949.66 and 59,388.99
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Solution
The fourth proportional to 97,092.87, 133,949.66 and 59,388.99 is: 81,933.26
Step by Step Solution
- Step 1: Write the proportion equation
97,092.87 : 133,949.66 = 59,388.99 : x - Step 2: Convert to fraction form
97,092.87/133,949.66 = 59,388.99/x - Step 3: Cross multiply
97,092.87x = 133,949.66 × 59,388.99 - Step 4: Simplify right side
97,092.87x = 7,955,135,018.24 - Step 5: Solve for x
x = 7,955,135,018.24/97,092.87 - Step 6: Final answer
x = 81,933.26
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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.