Finding the Fourth Proportional to 233,201.20, 349,542.60 and 100,058.80
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Solution
The fourth proportional to 233,201.20, 349,542.60 and 100,058.80 is: 149,976.99
Step by Step Solution
- Step 1: Write the proportion equation
233,201.20 : 349,542.60 = 100,058.80 : x - Step 2: Convert to fraction form
233,201.20/349,542.60 = 100,058.80/x - Step 3: Cross multiply
233,201.20x = 349,542.60 × 100,058.80 - Step 4: Simplify right side
233,201.20x = 34,974,813,104.88 - Step 5: Solve for x
x = 34,974,813,104.88/233,201.20 - Step 6: Final answer
x = 149,976.99
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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.