Finding the Fourth Proportional to 249,010.07, 343,633.49 and 135,832.82
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Solution
The fourth proportional to 249,010.07, 343,633.49 and 135,832.82 is: 187,449.07
Step by Step Solution
- Step 1: Write the proportion equation
249,010.07 : 343,633.49 = 135,832.82 : x - Step 2: Convert to fraction form
249,010.07/343,633.49 = 135,832.82/x - Step 3: Cross multiply
249,010.07x = 343,633.49 × 135,832.82 - Step 4: Simplify right side
249,010.07x = 46,676,704,105.18 - Step 5: Solve for x
x = 46,676,704,105.18/249,010.07 - Step 6: Final answer
x = 187,449.07
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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.