Finding the Fourth Proportional to 135,619.07, 203,400.80 and 51,350.16
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Solution
The fourth proportional to 135,619.07, 203,400.80 and 51,350.16 is: 77,014.71
Step by Step Solution
- Step 1: Write the proportion equation
135,619.07 : 203,400.80 = 51,350.16 : x - Step 2: Convert to fraction form
135,619.07/203,400.80 = 51,350.16/x - Step 3: Cross multiply
135,619.07x = 203,400.80 × 51,350.16 - Step 4: Simplify right side
135,619.07x = 10,444,663,624.13 - Step 5: Solve for x
x = 10,444,663,624.13/135,619.07 - Step 6: Final answer
x = 77,014.71
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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.