Finding the Fourth Proportional to 93,027.23, 128,378.49 and 50,586.68
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Solution
The fourth proportional to 93,027.23, 128,378.49 and 50,586.68 is: 69,810.11
Step by Step Solution
- Step 1: Write the proportion equation
93,027.23 : 128,378.49 = 50,586.68 : x - Step 2: Convert to fraction form
93,027.23/128,378.49 = 50,586.68/x - Step 3: Cross multiply
93,027.23x = 128,378.49 × 50,586.68 - Step 4: Simplify right side
93,027.23x = 6,494,241,428.46 - Step 5: Solve for x
x = 6,494,241,428.46/93,027.23 - Step 6: Final answer
x = 69,810.11
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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.