Finding the Fourth Proportional to 134,201.75, 185,200.76 and 73,774.94
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Solution
The fourth proportional to 134,201.75, 185,200.76 and 73,774.94 is: 101,810.70
Step by Step Solution
- Step 1: Write the proportion equation
134,201.75 : 185,200.76 = 73,774.94 : x - Step 2: Convert to fraction form
134,201.75/185,200.76 = 73,774.94/x - Step 3: Cross multiply
134,201.75x = 185,200.76 × 73,774.94 - Step 4: Simplify right side
134,201.75x = 13,663,174,588.08 - Step 5: Solve for x
x = 13,663,174,588.08/134,201.75 - Step 6: Final answer
x = 101,810.70
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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.