Finding the Fourth Proportional to 249,628.42, 344,486.99 and 134,906.99
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Solution
The fourth proportional to 249,628.42, 344,486.99 and 134,906.99 is: 186,171.52
Step by Step Solution
- Step 1: Write the proportion equation
249,628.42 : 344,486.99 = 134,906.99 : x - Step 2: Convert to fraction form
249,628.42/344,486.99 = 134,906.99/x - Step 3: Cross multiply
249,628.42x = 344,486.99 × 134,906.99 - Step 4: Simplify right side
249,628.42x = 46,473,702,240.53 - Step 5: Solve for x
x = 46,473,702,240.53/249,628.42 - Step 6: Final answer
x = 186,171.52
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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.