Finding the Fourth Proportional to 104,439.22, 156,692.50 and 48,316.09
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Solution
The fourth proportional to 104,439.22, 156,692.50 and 48,316.09 is: 72,489.71
Step by Step Solution
- Step 1: Write the proportion equation
104,439.22 : 156,692.50 = 48,316.09 : x - Step 2: Convert to fraction form
104,439.22/156,692.50 = 48,316.09/x - Step 3: Cross multiply
104,439.22x = 156,692.50 × 48,316.09 - Step 4: Simplify right side
104,439.22x = 7,570,768,932.33 - Step 5: Solve for x
x = 7,570,768,932.33/104,439.22 - Step 6: Final answer
x = 72,489.71
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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.