Finding the Fourth Proportional to 88,660.36, 133,006.74 and 29,490.40
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Solution
The fourth proportional to 88,660.36, 133,006.74 and 29,490.40 is: 44,240.99
Step by Step Solution
- Step 1: Write the proportion equation
88,660.36 : 133,006.74 = 29,490.40 : x - Step 2: Convert to fraction form
88,660.36/133,006.74 = 29,490.40/x - Step 3: Cross multiply
88,660.36x = 133,006.74 × 29,490.40 - Step 4: Simplify right side
88,660.36x = 3,922,421,965.30 - Step 5: Solve for x
x = 3,922,421,965.30/88,660.36 - Step 6: Final answer
x = 44,240.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.