Finding the Fourth Proportional to 111,762.99, 167,628.08 and 36,885.58
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Solution
The fourth proportional to 111,762.99, 167,628.08 and 36,885.58 is: 55,322.95
Step by Step Solution
- Step 1: Write the proportion equation
111,762.99 : 167,628.08 = 36,885.58 : x - Step 2: Convert to fraction form
111,762.99/167,628.08 = 36,885.58/x - Step 3: Cross multiply
111,762.99x = 167,628.08 × 36,885.58 - Step 4: Simplify right side
111,762.99x = 6,183,058,628.23 - Step 5: Solve for x
x = 6,183,058,628.23/111,762.99 - Step 6: Final answer
x = 55,322.95
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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.