Finding the Fourth Proportional to 239,536.99, 359,244.12 and 71,017.93
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Solution
The fourth proportional to 239,536.99, 359,244.12 and 71,017.93 is: 106,508.70
Step by Step Solution
- Step 1: Write the proportion equation
239,536.99 : 359,244.12 = 71,017.93 : x - Step 2: Convert to fraction form
239,536.99/359,244.12 = 71,017.93/x - Step 3: Cross multiply
239,536.99x = 359,244.12 × 71,017.93 - Step 4: Simplify right side
239,536.99x = 25,512,771,970.85 - Step 5: Solve for x
x = 25,512,771,970.85/239,536.99 - Step 6: Final answer
x = 106,508.70
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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.