Finding the Fourth Proportional to 249,504.75, 344,318.99 and 136,327.50
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Solution
The fourth proportional to 249,504.75, 344,318.99 and 136,327.50 is: 188,133.28
Step by Step Solution
- Step 1: Write the proportion equation
249,504.75 : 344,318.99 = 136,327.50 : x - Step 2: Convert to fraction form
249,504.75/344,318.99 = 136,327.50/x - Step 3: Cross multiply
249,504.75x = 344,318.99 × 136,327.50 - Step 4: Simplify right side
249,504.75x = 46,940,146,427.59 - Step 5: Solve for x
x = 46,940,146,427.59/249,504.75 - Step 6: Final answer
x = 188,133.28
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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.