Finding the Fourth Proportional to 67,116.33, 100,658.94 and 29,655.99
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Solution
The fourth proportional to 67,116.33, 100,658.94 and 29,655.99 is: 44,477.11
Step by Step Solution
- Step 1: Write the proportion equation
67,116.33 : 100,658.94 = 29,655.99 : x - Step 2: Convert to fraction form
67,116.33/100,658.94 = 29,655.99/x - Step 3: Cross multiply
67,116.33x = 100,658.94 × 29,655.99 - Step 4: Simplify right side
67,116.33x = 2,985,140,518.05 - Step 5: Solve for x
x = 2,985,140,518.05/67,116.33 - Step 6: Final answer
x = 44,477.11
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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.