Finding the Fourth Proportional to 95,981.99, 143,993.99 and 29,427.31
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Solution
The fourth proportional to 95,981.99, 143,993.99 and 29,427.31 is: 44,147.40
Step by Step Solution
- Step 1: Write the proportion equation
95,981.99 : 143,993.99 = 29,427.31 : x - Step 2: Convert to fraction form
95,981.99/143,993.99 = 29,427.31/x - Step 3: Cross multiply
95,981.99x = 143,993.99 × 29,427.31 - Step 4: Simplify right side
95,981.99x = 4,237,355,059.93 - Step 5: Solve for x
x = 4,237,355,059.93/95,981.99 - Step 6: Final answer
x = 44,147.40
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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.