Finding the Fourth Proportional to 104,629.80, 156,944.70 and 104,629.80
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Solution
The fourth proportional to 104,629.80, 156,944.70 and 104,629.80 is: 156,944.70
Step by Step Solution
- Step 1: Write the proportion equation
104,629.80 : 156,944.70 = 104,629.80 : x - Step 2: Convert to fraction form
104,629.80/156,944.70 = 104,629.80/x - Step 3: Cross multiply
104,629.80x = 156,944.70 × 104,629.80 - Step 4: Simplify right side
104,629.80x = 16,421,092,572.06 - Step 5: Solve for x
x = 16,421,092,572.06/104,629.80 - Step 6: Final answer
x = 156,944.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.