Finding the Fourth Proportional to 119,611.99, 179,294.86 and 53,083.45
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Solution
The fourth proportional to 119,611.99, 179,294.86 and 53,083.45 is: 79,570.53
Step by Step Solution
- Step 1: Write the proportion equation
119,611.99 : 179,294.86 = 53,083.45 : x - Step 2: Convert to fraction form
119,611.99/179,294.86 = 53,083.45/x - Step 3: Cross multiply
119,611.99x = 179,294.86 × 53,083.45 - Step 4: Simplify right side
119,611.99x = 9,517,588,574.18 - Step 5: Solve for x
x = 9,517,588,574.18/119,611.99 - Step 6: Final answer
x = 79,570.53
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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.