Finding the Fourth Proportional to 119,518.16, 179,277.24 and 39,534.66
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Solution
The fourth proportional to 119,518.16, 179,277.24 and 39,534.66 is: 59,301.99
Step by Step Solution
- Step 1: Write the proportion equation
119,518.16 : 179,277.24 = 39,534.66 : x - Step 2: Convert to fraction form
119,518.16/179,277.24 = 39,534.66/x - Step 3: Cross multiply
119,518.16x = 179,277.24 × 39,534.66 - Step 4: Simplify right side
119,518.16x = 7,087,664,729.14 - Step 5: Solve for x
x = 7,087,664,729.14/119,518.16 - Step 6: Final answer
x = 59,301.99
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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.