Finding the Fourth Proportional to 69,282.24, 103,927.76 and 29,293.75
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Solution
The fourth proportional to 69,282.24, 103,927.76 and 29,293.75 is: 43,942.49
Step by Step Solution
- Step 1: Write the proportion equation
69,282.24 : 103,927.76 = 29,293.75 : x - Step 2: Convert to fraction form
69,282.24/103,927.76 = 29,293.75/x - Step 3: Cross multiply
69,282.24x = 103,927.76 × 29,293.75 - Step 4: Simplify right side
69,282.24x = 3,044,433,912.79 - Step 5: Solve for x
x = 3,044,433,912.79/69,282.24 - Step 6: Final answer
x = 43,942.49
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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.