Finding the Fourth Proportional to 104,058.48, 156,027.12 and 40,804.44
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Solution
The fourth proportional to 104,058.48, 156,027.12 and 40,804.44 is: 61,182.90
Step by Step Solution
- Step 1: Write the proportion equation
104,058.48 : 156,027.12 = 40,804.44 : x - Step 2: Convert to fraction form
104,058.48/156,027.12 = 40,804.44/x - Step 3: Cross multiply
104,058.48x = 156,027.12 × 40,804.44 - Step 4: Simplify right side
104,058.48x = 6,366,599,256.41 - Step 5: Solve for x
x = 6,366,599,256.41/104,058.48 - Step 6: Final answer
x = 61,182.90
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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.