Finding the Fourth Proportional to 157,327.99, 235,850.28 and 57,418.08
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Solution
The fourth proportional to 157,327.99, 235,850.28 and 57,418.08 is: 86,075.41
Step by Step Solution
- Step 1: Write the proportion equation
157,327.99 : 235,850.28 = 57,418.08 : x - Step 2: Convert to fraction form
157,327.99/235,850.28 = 57,418.08/x - Step 3: Cross multiply
157,327.99x = 235,850.28 × 57,418.08 - Step 4: Simplify right side
157,327.99x = 13,542,070,794.94 - Step 5: Solve for x
x = 13,542,070,794.94/157,327.99 - Step 6: Final answer
x = 86,075.41
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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.