Finding the Fourth Proportional to 175,714.29, 242,386.71 and 111,163.50
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Solution
The fourth proportional to 175,714.29, 242,386.71 and 111,163.50 is: 153,342.99
Step by Step Solution
- Step 1: Write the proportion equation
175,714.29 : 242,386.71 = 111,163.50 : x - Step 2: Convert to fraction form
175,714.29/242,386.71 = 111,163.50/x - Step 3: Cross multiply
175,714.29x = 242,386.71 × 111,163.50 - Step 4: Simplify right side
175,714.29x = 26,944,555,037.09 - Step 5: Solve for x
x = 26,944,555,037.09/175,714.29 - Step 6: Final answer
x = 153,342.99
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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.