Finding the Fourth Proportional to 234,023.99, 322,954.68 and 143,380.13
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Solution
The fourth proportional to 234,023.99, 322,954.68 and 143,380.13 is: 197,865.54
Step by Step Solution
- Step 1: Write the proportion equation
234,023.99 : 322,954.68 = 143,380.13 : x - Step 2: Convert to fraction form
234,023.99/322,954.68 = 143,380.13/x - Step 3: Cross multiply
234,023.99x = 322,954.68 × 143,380.13 - Step 4: Simplify right side
234,023.99x = 46,305,284,002.51 - Step 5: Solve for x
x = 46,305,284,002.51/234,023.99 - Step 6: Final answer
x = 197,865.54
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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.