Finding the Fourth Proportional to 79,307.99, 118,956.44 and 37,197.31
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Solution
The fourth proportional to 79,307.99, 118,956.44 and 37,197.31 is: 55,793.36
Step by Step Solution
- Step 1: Write the proportion equation
79,307.99 : 118,956.44 = 37,197.31 : x - Step 2: Convert to fraction form
79,307.99/118,956.44 = 37,197.31/x - Step 3: Cross multiply
79,307.99x = 118,956.44 × 37,197.31 - Step 4: Simplify right side
79,307.99x = 4,424,859,370.78 - Step 5: Solve for x
x = 4,424,859,370.78/79,307.99 - Step 6: Final answer
x = 55,793.36
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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.