Finding the Fourth Proportional to 351,357.26, 527,033.99 and 85,117.64
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Solution
The fourth proportional to 351,357.26, 527,033.99 and 85,117.64 is: 127,675.99
Step by Step Solution
- Step 1: Write the proportion equation
351,357.26 : 527,033.99 = 85,117.64 : x - Step 2: Convert to fraction form
351,357.26/527,033.99 = 85,117.64/x - Step 3: Cross multiply
351,357.26x = 527,033.99 × 85,117.64 - Step 4: Simplify right side
351,357.26x = 44,859,887,006.21 - Step 5: Solve for x
x = 44,859,887,006.21/351,357.26 - Step 6: Final answer
x = 127,675.99
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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.