Finding the Fourth Proportional to 302,012.14, 453,020.97 and 91,650.10
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Solution
The fourth proportional to 302,012.14, 453,020.97 and 91,650.10 is: 137,475.99
Step by Step Solution
- Step 1: Write the proportion equation
302,012.14 : 453,020.97 = 91,650.10 : x - Step 2: Convert to fraction form
302,012.14/453,020.97 = 91,650.10/x - Step 3: Cross multiply
302,012.14x = 453,020.97 × 91,650.10 - Step 4: Simplify right side
302,012.14x = 41,519,417,202.60 - Step 5: Solve for x
x = 41,519,417,202.60/302,012.14 - Step 6: Final answer
x = 137,475.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.