Finding the Fourth Proportional to 104,237.34, 156,378.08 and 40,197.12
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Solution
The fourth proportional to 104,237.34, 156,378.08 and 40,197.12 is: 60,304.19
Step by Step Solution
- Step 1: Write the proportion equation
104,237.34 : 156,378.08 = 40,197.12 : x - Step 2: Convert to fraction form
104,237.34/156,378.08 = 40,197.12/x - Step 3: Cross multiply
104,237.34x = 156,378.08 × 40,197.12 - Step 4: Simplify right side
104,237.34x = 6,285,948,447.13 - Step 5: Solve for x
x = 6,285,948,447.13/104,237.34 - Step 6: Final answer
x = 60,304.19
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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.