Finding the Fourth Proportional to 251,085.52, 346,502.57 and 136,364.14
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Solution
The fourth proportional to 251,085.52, 346,502.57 and 136,364.14 is: 188,184.99
Step by Step Solution
- Step 1: Write the proportion equation
251,085.52 : 346,502.57 = 136,364.14 : x - Step 2: Convert to fraction form
251,085.52/346,502.57 = 136,364.14/x - Step 3: Cross multiply
251,085.52x = 346,502.57 × 136,364.14 - Step 4: Simplify right side
251,085.52x = 47,250,524,965.84 - Step 5: Solve for x
x = 47,250,524,965.84/251,085.52 - Step 6: Final answer
x = 188,184.99
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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.