Finding the Fourth Proportional to 147,314.67, 203,371.11 and 114,536.40
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Solution
The fourth proportional to 147,314.67, 203,371.11 and 114,536.40 is: 158,119.99
Step by Step Solution
- Step 1: Write the proportion equation
147,314.67 : 203,371.11 = 114,536.40 : x - Step 2: Convert to fraction form
147,314.67/203,371.11 = 114,536.40/x - Step 3: Cross multiply
147,314.67x = 203,371.11 × 114,536.40 - Step 4: Simplify right side
147,314.67x = 23,293,394,803.40 - Step 5: Solve for x
x = 23,293,394,803.40/147,314.67 - Step 6: Final answer
x = 158,119.99
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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.