Finding the Fourth Proportional to 177,072.31, 244,335.14 and 99,536.99
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Solution
The fourth proportional to 177,072.31, 244,335.14 and 99,536.99 is: 137,347.19
Step by Step Solution
- Step 1: Write the proportion equation
177,072.31 : 244,335.14 = 99,536.99 : x - Step 2: Convert to fraction form
177,072.31/244,335.14 = 99,536.99/x - Step 3: Cross multiply
177,072.31x = 244,335.14 × 99,536.99 - Step 4: Simplify right side
177,072.31x = 24,320,384,499.98 - Step 5: Solve for x
x = 24,320,384,499.98/177,072.31 - Step 6: Final answer
x = 137,347.19
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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.