Finding the Fourth Proportional to 251,364.99, 346,890.41 and 136,651.33
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Solution
The fourth proportional to 251,364.99, 346,890.41 and 136,651.33 is: 188,582.49
Step by Step Solution
- Step 1: Write the proportion equation
251,364.99 : 346,890.41 = 136,651.33 : x - Step 2: Convert to fraction form
251,364.99/346,890.41 = 136,651.33/x - Step 3: Cross multiply
251,364.99x = 346,890.41 × 136,651.33 - Step 4: Simplify right side
251,364.99x = 47,403,035,890.75 - Step 5: Solve for x
x = 47,403,035,890.75/251,364.99 - Step 6: Final answer
x = 188,582.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.