Finding the Fourth Proportional to 181,124.71, 249,952.97 and 113,181.14
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Solution
The fourth proportional to 181,124.71, 249,952.97 and 113,181.14 is: 156,190.52
Step by Step Solution
- Step 1: Write the proportion equation
181,124.71 : 249,952.97 = 113,181.14 : x - Step 2: Convert to fraction form
181,124.71/249,952.97 = 113,181.14/x - Step 3: Cross multiply
181,124.71x = 249,952.97 × 113,181.14 - Step 4: Simplify right side
181,124.71x = 28,289,962,998.82 - Step 5: Solve for x
x = 28,289,962,998.82/181,124.71 - Step 6: Final answer
x = 156,190.52
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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.