Finding the Fourth Proportional to 67,438.17, 101,177.33 and 29,993.09
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Solution
The fourth proportional to 67,438.17, 101,177.33 and 29,993.09 is: 44,998.55
Step by Step Solution
- Step 1: Write the proportion equation
67,438.17 : 101,177.33 = 29,993.09 : x - Step 2: Convert to fraction form
67,438.17/101,177.33 = 29,993.09/x - Step 3: Cross multiply
67,438.17x = 101,177.33 × 29,993.09 - Step 4: Simplify right side
67,438.17x = 3,034,620,108.80 - Step 5: Solve for x
x = 3,034,620,108.80/67,438.17 - Step 6: Final answer
x = 44,998.55
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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.