Finding the Fourth Proportional to 67,793.08, 101,744.16 and 38,239.42
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Solution
The fourth proportional to 67,793.08, 101,744.16 and 38,239.42 is: 57,389.89
Step by Step Solution
- Step 1: Write the proportion equation
67,793.08 : 101,744.16 = 38,239.42 : x - Step 2: Convert to fraction form
67,793.08/101,744.16 = 38,239.42/x - Step 3: Cross multiply
67,793.08x = 101,744.16 × 38,239.42 - Step 4: Simplify right side
67,793.08x = 3,890,637,666.79 - Step 5: Solve for x
x = 3,890,637,666.79/67,793.08 - Step 6: Final answer
x = 57,389.89
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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.