Finding the Fourth Proportional to 249,183.73, 343,873.11 and 136,006.48
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Solution
The fourth proportional to 249,183.73, 343,873.11 and 136,006.48 is: 187,688.70
Step by Step Solution
- Step 1: Write the proportion equation
249,183.73 : 343,873.11 = 136,006.48 : x - Step 2: Convert to fraction form
249,183.73/343,873.11 = 136,006.48/x - Step 3: Cross multiply
249,183.73x = 343,873.11 × 136,006.48 - Step 4: Simplify right side
249,183.73x = 46,768,971,257.75 - Step 5: Solve for x
x = 46,768,971,257.75/249,183.73 - Step 6: Final answer
x = 187,688.70
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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.