Finding the Fourth Proportional to 133,843.44, 184,701.24 and 74,227.44
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Solution
The fourth proportional to 133,843.44, 184,701.24 and 74,227.44 is: 102,432.37
Step by Step Solution
- Step 1: Write the proportion equation
133,843.44 : 184,701.24 = 74,227.44 : x - Step 2: Convert to fraction form
133,843.44/184,701.24 = 74,227.44/x - Step 3: Cross multiply
133,843.44x = 184,701.24 × 74,227.44 - Step 4: Simplify right side
133,843.44x = 13,709,900,210.03 - Step 5: Solve for x
x = 13,709,900,210.03/133,843.44 - Step 6: Final answer
x = 102,432.37
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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.