Finding the Fourth Proportional to 249,701.44, 344,589.43 and 136,524.19
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Solution
The fourth proportional to 249,701.44, 344,589.43 and 136,524.19 is: 188,404.17
Step by Step Solution
- Step 1: Write the proportion equation
249,701.44 : 344,589.43 = 136,524.19 : x - Step 2: Convert to fraction form
249,701.44/344,589.43 = 136,524.19/x - Step 3: Cross multiply
249,701.44x = 344,589.43 × 136,524.19 - Step 4: Simplify right side
249,701.44x = 47,044,792,813.31 - Step 5: Solve for x
x = 47,044,792,813.31/249,701.44 - Step 6: Final answer
x = 188,404.17
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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.