Finding the Fourth Proportional to 119,144.93, 164,420.55 and 68,158.26
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Solution
The fourth proportional to 119,144.93, 164,420.55 and 68,158.26 is: 94,058.72
Step by Step Solution
- Step 1: Write the proportion equation
119,144.93 : 164,420.55 = 68,158.26 : x - Step 2: Convert to fraction form
119,144.93/164,420.55 = 68,158.26/x - Step 3: Cross multiply
119,144.93x = 164,420.55 × 68,158.26 - Step 4: Simplify right side
119,144.93x = 11,206,618,596.24 - Step 5: Solve for x
x = 11,206,618,596.24/119,144.93 - Step 6: Final answer
x = 94,058.72
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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.