Finding the Fourth Proportional to 252,973.06, 349,122.68 and 144,082.02
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Solution
The fourth proportional to 252,973.06, 349,122.68 and 144,082.02 is: 198,844.50
Step by Step Solution
- Step 1: Write the proportion equation
252,973.06 : 349,122.68 = 144,082.02 : x - Step 2: Convert to fraction form
252,973.06/349,122.68 = 144,082.02/x - Step 3: Cross multiply
252,973.06x = 349,122.68 × 144,082.02 - Step 4: Simplify right side
252,973.06x = 50,302,300,962.21 - Step 5: Solve for x
x = 50,302,300,962.21/252,973.06 - Step 6: Final answer
x = 198,844.50
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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.