Finding the Fourth Proportional to 135,624.18, 203,413.05 and 35,785.41
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Solution
The fourth proportional to 135,624.18, 203,413.05 and 35,785.41 is: 53,671.99
Step by Step Solution
- Step 1: Write the proportion equation
135,624.18 : 203,413.05 = 35,785.41 : x - Step 2: Convert to fraction form
135,624.18/203,413.05 = 35,785.41/x - Step 3: Cross multiply
135,624.18x = 203,413.05 × 35,785.41 - Step 4: Simplify right side
135,624.18x = 7,279,219,393.60 - Step 5: Solve for x
x = 7,279,219,393.60/135,624.18 - Step 6: Final answer
x = 53,671.99
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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.