Finding the Fourth Proportional to 147,126.24, 203,028.93 and 83,476.44
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Solution
The fourth proportional to 147,126.24, 203,028.93 and 83,476.44 is: 115,194.49
Step by Step Solution
- Step 1: Write the proportion equation
147,126.24 : 203,028.93 = 83,476.44 : x - Step 2: Convert to fraction form
147,126.24/203,028.93 = 83,476.44/x - Step 3: Cross multiply
147,126.24x = 203,028.93 × 83,476.44 - Step 4: Simplify right side
147,126.24x = 16,948,132,293.41 - Step 5: Solve for x
x = 16,948,132,293.41/147,126.24 - Step 6: Final answer
x = 115,194.49
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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.